1 //===-- AArch64TargetParser - Parser for AArch64 features -------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file implements a target parser to recognise AArch64 hardware features 10 // such as FPU/CPU/ARCH and extension names. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_TARGETPARSER_AARCH64TARGETPARSER_H 15 #define LLVM_TARGETPARSER_AARCH64TARGETPARSER_H 16 17 #include "llvm/ADT/ArrayRef.h" 18 #include "llvm/ADT/Bitset.h" 19 #include "llvm/ADT/StringMap.h" 20 #include "llvm/ADT/StringRef.h" 21 #include "llvm/Support/VersionTuple.h" 22 #include <array> 23 #include <vector> 24 25 namespace llvm { 26 27 class Triple; 28 29 namespace AArch64 { 30 // Function Multi Versioning CPU features. They must be kept in sync with 31 // compiler-rt enum CPUFeatures in lib/builtins/cpu_model.c with FEAT_MAX as 32 // sentinel. 33 enum CPUFeatures { 34 FEAT_RNG, 35 FEAT_FLAGM, 36 FEAT_FLAGM2, 37 FEAT_FP16FML, 38 FEAT_DOTPROD, 39 FEAT_SM4, 40 FEAT_RDM, 41 FEAT_LSE, 42 FEAT_FP, 43 FEAT_SIMD, 44 FEAT_CRC, 45 FEAT_SHA1, 46 FEAT_SHA2, 47 FEAT_SHA3, 48 FEAT_AES, 49 FEAT_PMULL, 50 FEAT_FP16, 51 FEAT_DIT, 52 FEAT_DPB, 53 FEAT_DPB2, 54 FEAT_JSCVT, 55 FEAT_FCMA, 56 FEAT_RCPC, 57 FEAT_RCPC2, 58 FEAT_FRINTTS, 59 FEAT_DGH, 60 FEAT_I8MM, 61 FEAT_BF16, 62 FEAT_EBF16, 63 FEAT_RPRES, 64 FEAT_SVE, 65 FEAT_SVE_BF16, 66 FEAT_SVE_EBF16, 67 FEAT_SVE_I8MM, 68 FEAT_SVE_F32MM, 69 FEAT_SVE_F64MM, 70 FEAT_SVE2, 71 FEAT_SVE_AES, 72 FEAT_SVE_PMULL128, 73 FEAT_SVE_BITPERM, 74 FEAT_SVE_SHA3, 75 FEAT_SVE_SM4, 76 FEAT_SME, 77 FEAT_MEMTAG, 78 FEAT_MEMTAG2, 79 FEAT_MEMTAG3, 80 FEAT_SB, 81 FEAT_PREDRES, 82 FEAT_SSBS, 83 FEAT_SSBS2, 84 FEAT_BTI, 85 FEAT_LS64, 86 FEAT_LS64_V, 87 FEAT_LS64_ACCDATA, 88 FEAT_WFXT, 89 FEAT_SME_F64, 90 FEAT_SME_I64, 91 FEAT_SME2, 92 FEAT_RCPC3, 93 FEAT_MOPS, 94 FEAT_MAX, 95 FEAT_EXT = 62, 96 FEAT_INIT 97 }; 98 99 static_assert(FEAT_MAX < 62, 100 "Number of features in CPUFeatures are limited to 62 entries"); 101 102 // Arch extension modifiers for CPUs. These are labelled with their Arm ARM 103 // feature name (though the canonical reference for those is AArch64.td) 104 // clang-format off 105 enum ArchExtKind : unsigned { 106 AEK_NONE = 1, 107 AEK_CRC = 2, // FEAT_CRC32 108 AEK_CRYPTO = 3, 109 AEK_FP = 4, // FEAT_FP 110 AEK_SIMD = 5, // FEAT_AdvSIMD 111 AEK_FP16 = 6, // FEAT_FP16 112 AEK_PROFILE = 7, // FEAT_SPE 113 AEK_RAS = 8, // FEAT_RAS, FEAT_RASv1p1 114 AEK_LSE = 9, // FEAT_LSE 115 AEK_SVE = 10, // FEAT_SVE 116 AEK_DOTPROD = 11, // FEAT_DotProd 117 AEK_RCPC = 12, // FEAT_LRCPC 118 AEK_RDM = 13, // FEAT_RDM 119 AEK_SM4 = 14, // FEAT_SM4, FEAT_SM3 120 AEK_SHA3 = 15, // FEAT_SHA3, FEAT_SHA512 121 AEK_SHA2 = 16, // FEAT_SHA1, FEAT_SHA256 122 AEK_AES = 17, // FEAT_AES, FEAT_PMULL 123 AEK_FP16FML = 18, // FEAT_FHM 124 AEK_RAND = 19, // FEAT_RNG 125 AEK_MTE = 20, // FEAT_MTE, FEAT_MTE2 126 AEK_SSBS = 21, // FEAT_SSBS, FEAT_SSBS2 127 AEK_SB = 22, // FEAT_SB 128 AEK_PREDRES = 23, // FEAT_SPECRES 129 AEK_SVE2 = 24, // FEAT_SVE2 130 AEK_SVE2AES = 25, // FEAT_SVE_AES, FEAT_SVE_PMULL128 131 AEK_SVE2SM4 = 26, // FEAT_SVE_SM4 132 AEK_SVE2SHA3 = 27, // FEAT_SVE_SHA3 133 AEK_SVE2BITPERM = 28, // FEAT_SVE_BitPerm 134 AEK_TME = 29, // FEAT_TME 135 AEK_BF16 = 30, // FEAT_BF16 136 AEK_I8MM = 31, // FEAT_I8MM 137 AEK_F32MM = 32, // FEAT_F32MM 138 AEK_F64MM = 33, // FEAT_F64MM 139 AEK_LS64 = 34, // FEAT_LS64, FEAT_LS64_V, FEAT_LS64_ACCDATA 140 AEK_BRBE = 35, // FEAT_BRBE 141 AEK_PAUTH = 36, // FEAT_PAuth 142 AEK_FLAGM = 37, // FEAT_FlagM 143 AEK_SME = 38, // FEAT_SME 144 AEK_SMEF64F64 = 39, // FEAT_SME_F64F64 145 AEK_SMEI16I64 = 40, // FEAT_SME_I16I64 146 AEK_HBC = 41, // FEAT_HBC 147 AEK_MOPS = 42, // FEAT_MOPS 148 AEK_PERFMON = 43, // FEAT_PMUv3 149 AEK_SME2 = 44, // FEAT_SME2 150 AEK_SVE2p1 = 45, // FEAT_SVE2p1 151 AEK_SME2p1 = 46, // FEAT_SME2p1 152 AEK_B16B16 = 47, // FEAT_B16B16 153 AEK_SMEF16F16 = 48, // FEAT_SMEF16F16 154 AEK_CSSC = 49, // FEAT_CSSC 155 AEK_RCPC3 = 50, // FEAT_LRCPC3 156 AEK_THE = 51, // FEAT_THE 157 AEK_D128 = 52, // FEAT_D128 158 AEK_LSE128 = 53, // FEAT_LSE128 159 AEK_SPECRES2 = 54, // FEAT_SPECRES2 160 AEK_RASv2 = 55, // FEAT_RASv2 161 AEK_ITE = 56, // FEAT_ITE 162 AEK_GCS = 57, // FEAT_GCS 163 AEK_FPMR = 58, // FEAT_FPMR 164 AEK_FP8 = 59, // FEAT_FP8 165 AEK_FAMINMAX = 60, // FEAT_FAMINMAX 166 AEK_FP8FMA = 61, // FEAT_FP8FMA 167 AEK_SSVE_FP8FMA = 62, // FEAT_SSVE_FP8FMA 168 AEK_FP8DOT2 = 63, // FEAT_FP8DOT2 169 AEK_SSVE_FP8DOT2 = 64, // FEAT_SSVE_FP8DOT2 170 AEK_FP8DOT4 = 65, // FEAT_FP8DOT4 171 AEK_SSVE_FP8DOT4 = 66, // FEAT_SSVE_FP8DOT4 172 AEK_LUT = 67, // FEAT_LUT 173 AEK_SME_LUTv2 = 68, // FEAT_SME_LUTv2 174 AEK_SMEF8F16 = 69, // FEAT_SME_F8F16 175 AEK_SMEF8F32 = 70, // FEAT_SME_F8F32 176 AEK_SMEFA64 = 71, // FEAT_SME_FA64 177 AEK_CPA = 72, // FEAT_CPA 178 AEK_PAUTHLR = 73, // FEAT_PAuth_LR 179 AEK_TLBIW = 74, // FEAT_TLBIW 180 AEK_NUM_EXTENSIONS 181 }; 182 using ExtensionBitset = Bitset<AEK_NUM_EXTENSIONS>; 183 // clang-format on 184 185 // Represents an extension that can be enabled with -march=<arch>+<extension>. 186 // Typically these correspond to Arm Architecture extensions, unlike 187 // SubtargetFeature which may represent either an actual extension or some 188 // internal LLVM property. 189 struct ExtensionInfo { 190 StringRef Name; // Human readable name, e.g. "profile". 191 ArchExtKind ID; // Corresponding to the ArchExtKind, this 192 // extensions representation in the bitfield. 193 StringRef Feature; // -mattr enable string, e.g. "+spe" 194 StringRef NegFeature; // -mattr disable string, e.g. "-spe" 195 CPUFeatures CPUFeature; // Function Multi Versioning (FMV) bitfield value 196 // set in __aarch64_cpu_features 197 StringRef DependentFeatures; // FMV enabled features string, 198 // e.g. "+dotprod,+fp-armv8,+neon" 199 unsigned FmvPriority; // FMV feature priority 200 static constexpr unsigned MaxFMVPriority = 201 1000; // Maximum priority for FMV feature 202 }; 203 204 // NOTE: If adding a new extension here, consider adding it to ExtensionMap 205 // in AArch64AsmParser too, if supported as an extension name by binutils. 206 // clang-format off 207 inline constexpr ExtensionInfo Extensions[] = { 208 {"aes", AArch64::AEK_AES, "+aes", "-aes", FEAT_AES, "+fp-armv8,+neon", 150}, 209 {"b16b16", AArch64::AEK_B16B16, "+b16b16", "-b16b16", FEAT_INIT, "", 0}, 210 {"bf16", AArch64::AEK_BF16, "+bf16", "-bf16", FEAT_BF16, "+bf16", 280}, 211 {"brbe", AArch64::AEK_BRBE, "+brbe", "-brbe", FEAT_INIT, "", 0}, 212 {"bti", AArch64::AEK_NONE, {}, {}, FEAT_BTI, "+bti", 510}, 213 {"crc", AArch64::AEK_CRC, "+crc", "-crc", FEAT_CRC, "+crc", 110}, 214 {"crypto", AArch64::AEK_CRYPTO, "+crypto", "-crypto", FEAT_INIT, "+aes,+sha2", 0}, 215 {"cssc", AArch64::AEK_CSSC, "+cssc", "-cssc", FEAT_INIT, "", 0}, 216 {"d128", AArch64::AEK_D128, "+d128", "-d128", FEAT_INIT, "", 0}, 217 {"dgh", AArch64::AEK_NONE, {}, {}, FEAT_DGH, "", 260}, 218 {"dit", AArch64::AEK_NONE, {}, {}, FEAT_DIT, "+dit", 180}, 219 {"dotprod", AArch64::AEK_DOTPROD, "+dotprod", "-dotprod", FEAT_DOTPROD, "+dotprod,+fp-armv8,+neon", 104}, 220 {"dpb", AArch64::AEK_NONE, {}, {}, FEAT_DPB, "+ccpp", 190}, 221 {"dpb2", AArch64::AEK_NONE, {}, {}, FEAT_DPB2, "+ccpp,+ccdp", 200}, 222 {"ebf16", AArch64::AEK_NONE, {}, {}, FEAT_EBF16, "+bf16", 290}, 223 {"f32mm", AArch64::AEK_F32MM, "+f32mm", "-f32mm", FEAT_SVE_F32MM, "+sve,+f32mm,+fullfp16,+fp-armv8,+neon", 350}, 224 {"f64mm", AArch64::AEK_F64MM, "+f64mm", "-f64mm", FEAT_SVE_F64MM, "+sve,+f64mm,+fullfp16,+fp-armv8,+neon", 360}, 225 {"fcma", AArch64::AEK_NONE, {}, {}, FEAT_FCMA, "+fp-armv8,+neon,+complxnum", 220}, 226 {"flagm", AArch64::AEK_FLAGM, "+flagm", "-flagm", FEAT_FLAGM, "+flagm", 20}, 227 {"flagm2", AArch64::AEK_NONE, {}, {}, FEAT_FLAGM2, "+flagm,+altnzcv", 30}, 228 {"fp", AArch64::AEK_FP, "+fp-armv8", "-fp-armv8", FEAT_FP, "+fp-armv8,+neon", 90}, 229 {"fp16", AArch64::AEK_FP16, "+fullfp16", "-fullfp16", FEAT_FP16, "+fullfp16,+fp-armv8,+neon", 170}, 230 {"fp16fml", AArch64::AEK_FP16FML, "+fp16fml", "-fp16fml", FEAT_FP16FML, "+fp16fml,+fullfp16,+fp-armv8,+neon", 175}, 231 {"frintts", AArch64::AEK_NONE, {}, {}, FEAT_FRINTTS, "+fptoint", 250}, 232 {"hbc", AArch64::AEK_HBC, "+hbc", "-hbc", FEAT_INIT, "", 0}, 233 {"i8mm", AArch64::AEK_I8MM, "+i8mm", "-i8mm", FEAT_I8MM, "+i8mm", 270}, 234 {"ite", AArch64::AEK_ITE, "+ite", "-ite", FEAT_INIT, "", 0}, 235 {"jscvt", AArch64::AEK_NONE, {}, {}, FEAT_JSCVT, "+fp-armv8,+neon,+jsconv", 210}, 236 {"ls64_accdata", AArch64::AEK_NONE, {}, {}, FEAT_LS64_ACCDATA, "+ls64", 540}, 237 {"ls64_v", AArch64::AEK_NONE, {}, {}, FEAT_LS64_V, "", 530}, 238 {"ls64", AArch64::AEK_LS64, "+ls64", "-ls64", FEAT_LS64, "", 520}, 239 {"lse", AArch64::AEK_LSE, "+lse", "-lse", FEAT_LSE, "+lse", 80}, 240 {"lse128", AArch64::AEK_LSE128, "+lse128", "-lse128", FEAT_INIT, "", 0}, 241 {"memtag", AArch64::AEK_MTE, "+mte", "-mte", FEAT_MEMTAG, "", 440}, 242 {"memtag2", AArch64::AEK_NONE, {}, {}, FEAT_MEMTAG2, "+mte", 450}, 243 {"memtag3", AArch64::AEK_NONE, {}, {}, FEAT_MEMTAG3, "+mte", 460}, 244 {"mops", AArch64::AEK_MOPS, "+mops", "-mops", FEAT_MOPS, "+mops", 650}, 245 {"pauth", AArch64::AEK_PAUTH, "+pauth", "-pauth", FEAT_INIT, "", 0}, 246 {"pmull", AArch64::AEK_NONE, {}, {}, FEAT_PMULL, "+aes,+fp-armv8,+neon", 160}, 247 {"pmuv3", AArch64::AEK_PERFMON, "+perfmon", "-perfmon", FEAT_INIT, "", 0}, 248 {"predres", AArch64::AEK_PREDRES, "+predres", "-predres", FEAT_PREDRES, "+predres", 480}, 249 {"predres2", AArch64::AEK_SPECRES2, "+specres2", "-specres2", FEAT_INIT, "", 0}, 250 {"profile", AArch64::AEK_PROFILE, "+spe", "-spe", FEAT_INIT, "", 0}, 251 {"ras", AArch64::AEK_RAS, "+ras", "-ras", FEAT_INIT, "", 0}, 252 {"rasv2", AArch64::AEK_RASv2, "+rasv2", "-rasv2", FEAT_INIT, "", 0}, 253 {"rcpc", AArch64::AEK_RCPC, "+rcpc", "-rcpc", FEAT_RCPC, "+rcpc", 230}, 254 {"rcpc2", AArch64::AEK_NONE, {}, {}, FEAT_RCPC2, "+rcpc", 240}, 255 {"rcpc3", AArch64::AEK_RCPC3, "+rcpc3", "-rcpc3", FEAT_RCPC3, "+rcpc,+rcpc3", 241}, 256 {"rdm", AArch64::AEK_RDM, "+rdm", "-rdm", FEAT_RDM, "+rdm,+fp-armv8,+neon", 108}, 257 {"rng", AArch64::AEK_RAND, "+rand", "-rand", FEAT_RNG, "+rand", 10}, 258 {"rpres", AArch64::AEK_NONE, {}, {}, FEAT_RPRES, "", 300}, 259 {"sb", AArch64::AEK_SB, "+sb", "-sb", FEAT_SB, "+sb", 470}, 260 {"sha1", AArch64::AEK_NONE, {}, {}, FEAT_SHA1, "+fp-armv8,+neon", 120}, 261 {"sha2", AArch64::AEK_SHA2, "+sha2", "-sha2", FEAT_SHA2, "+sha2,+fp-armv8,+neon", 130}, 262 {"sha3", AArch64::AEK_SHA3, "+sha3", "-sha3", FEAT_SHA3, "+sha3,+sha2,+fp-armv8,+neon", 140}, 263 {"simd", AArch64::AEK_SIMD, "+neon", "-neon", FEAT_SIMD, "+fp-armv8,+neon", 100}, 264 {"sm4", AArch64::AEK_SM4, "+sm4", "-sm4", FEAT_SM4, "+sm4,+fp-armv8,+neon", 106}, 265 {"sme-f16f16", AArch64::AEK_SMEF16F16, "+sme-f16f16", "-sme-f16f16", FEAT_INIT, "", 0}, 266 {"sme-f64f64", AArch64::AEK_SMEF64F64, "+sme-f64f64", "-sme-f64f64", FEAT_SME_F64, "+sme,+sme-f64f64,+bf16", 560}, 267 {"sme-i16i64", AArch64::AEK_SMEI16I64, "+sme-i16i64", "-sme-i16i64", FEAT_SME_I64, "+sme,+sme-i16i64,+bf16", 570}, 268 {"sme", AArch64::AEK_SME, "+sme", "-sme", FEAT_SME, "+sme,+bf16", 430}, 269 {"sme2", AArch64::AEK_SME2, "+sme2", "-sme2", FEAT_SME2, "+sme2,+sme,+bf16", 580}, 270 {"sme2p1", AArch64::AEK_SME2p1, "+sme2p1", "-sme2p1", FEAT_INIT, "", 0}, 271 {"ssbs", AArch64::AEK_SSBS, "+ssbs", "-ssbs", FEAT_SSBS, "", 490}, 272 {"ssbs2", AArch64::AEK_NONE, {}, {}, FEAT_SSBS2, "+ssbs", 500}, 273 {"sve-bf16", AArch64::AEK_NONE, {}, {}, FEAT_SVE_BF16, "+sve,+bf16,+fullfp16,+fp-armv8,+neon", 320}, 274 {"sve-ebf16", AArch64::AEK_NONE, {}, {}, FEAT_SVE_EBF16, "+sve,+bf16,+fullfp16,+fp-armv8,+neon", 330}, 275 {"sve-i8mm", AArch64::AEK_NONE, {}, {}, FEAT_SVE_I8MM, "+sve,+i8mm,+fullfp16,+fp-armv8,+neon", 340}, 276 {"sve", AArch64::AEK_SVE, "+sve", "-sve", FEAT_SVE, "+sve,+fullfp16,+fp-armv8,+neon", 310}, 277 {"sve2-aes", AArch64::AEK_SVE2AES, "+sve2-aes", "-sve2-aes", FEAT_SVE_AES, "+sve2,+sve,+sve2-aes,+fullfp16,+fp-armv8,+neon", 380}, 278 {"sve2-bitperm", AArch64::AEK_SVE2BITPERM, "+sve2-bitperm", "-sve2-bitperm", FEAT_SVE_BITPERM, "+sve2,+sve,+sve2-bitperm,+fullfp16,+fp-armv8,+neon", 400}, 279 {"sve2-pmull128", AArch64::AEK_NONE, {}, {}, FEAT_SVE_PMULL128, "+sve2,+sve,+sve2-aes,+fullfp16,+fp-armv8,+neon", 390}, 280 {"sve2-sha3", AArch64::AEK_SVE2SHA3, "+sve2-sha3", "-sve2-sha3", FEAT_SVE_SHA3, "+sve2,+sve,+sve2-sha3,+fullfp16,+fp-armv8,+neon", 410}, 281 {"sve2-sm4", AArch64::AEK_SVE2SM4, "+sve2-sm4", "-sve2-sm4", FEAT_SVE_SM4, "+sve2,+sve,+sve2-sm4,+fullfp16,+fp-armv8,+neon", 420}, 282 {"sve2", AArch64::AEK_SVE2, "+sve2", "-sve2", FEAT_SVE2, "+sve2,+sve,+fullfp16,+fp-armv8,+neon", 370}, 283 {"sve2p1", AArch64::AEK_SVE2p1, "+sve2p1", "-sve2p1", FEAT_INIT, "+sve2p1,+sve2,+sve,+fullfp16,+fp-armv8,+neon", 0}, 284 {"the", AArch64::AEK_THE, "+the", "-the", FEAT_INIT, "", 0}, 285 {"tme", AArch64::AEK_TME, "+tme", "-tme", FEAT_INIT, "", 0}, 286 {"wfxt", AArch64::AEK_NONE, {}, {}, FEAT_WFXT, "+wfxt", 550}, 287 {"gcs", AArch64::AEK_GCS, "+gcs", "-gcs", FEAT_INIT, "", 0}, 288 {"fpmr", AArch64::AEK_FPMR, "+fpmr", "-fpmr", FEAT_INIT, "", 0}, 289 {"fp8", AArch64::AEK_FP8, "+fp8", "-fp8", FEAT_INIT, "+fpmr", 0}, 290 {"faminmax", AArch64::AEK_FAMINMAX, "+faminmax", "-faminmax", FEAT_INIT, "", 0}, 291 {"fp8fma", AArch64::AEK_FP8FMA, "+fp8fma", "-fp8fma", FEAT_INIT, "+fpmr", 0}, 292 {"ssve-fp8fma", AArch64::AEK_SSVE_FP8FMA, "+ssve-fp8fma", "-ssve-fp8fma", FEAT_INIT, "+sme2", 0}, 293 {"fp8dot2", AArch64::AEK_FP8DOT2, "+fp8dot2", "-fp8dot2", FEAT_INIT, "", 0}, 294 {"ssve-fp8dot2", AArch64::AEK_SSVE_FP8DOT2, "+ssve-fp8dot2", "-ssve-fp8dot2", FEAT_INIT, "+sme2", 0}, 295 {"fp8dot4", AArch64::AEK_FP8DOT4, "+fp8dot4", "-fp8dot4", FEAT_INIT, "", 0}, 296 {"ssve-fp8dot4", AArch64::AEK_SSVE_FP8DOT4, "+ssve-fp8dot4", "-ssve-fp8dot4", FEAT_INIT, "+sme2", 0}, 297 {"lut", AArch64::AEK_LUT, "+lut", "-lut", FEAT_INIT, "", 0}, 298 {"sme-lutv2", AArch64::AEK_SME_LUTv2, "+sme-lutv2", "-sme-lutv2", FEAT_INIT, "", 0}, 299 {"sme-f8f16", AArch64::AEK_SMEF8F16, "+sme-f8f16", "-sme-f8f16", FEAT_INIT, "+sme2,+fp8", 0}, 300 {"sme-f8f32", AArch64::AEK_SMEF8F32, "+sme-f8f32", "-sme-f8f32", FEAT_INIT, "+sme2,+fp8", 0}, 301 {"sme-fa64", AArch64::AEK_SMEFA64, "+sme-fa64", "-sme-fa64", FEAT_INIT, "", 0}, 302 {"cpa", AArch64::AEK_CPA, "+cpa", "-cpa", FEAT_INIT, "", 0}, 303 {"pauth-lr", AArch64::AEK_PAUTHLR, "+pauth-lr", "-pauth-lr", FEAT_INIT, "", 0}, 304 {"tlbiw", AArch64::AEK_TLBIW, "+tlbiw", "-tlbiw", FEAT_INIT, "", 0}, 305 // Special cases 306 {"none", AArch64::AEK_NONE, {}, {}, FEAT_INIT, "", ExtensionInfo::MaxFMVPriority}, 307 }; 308 // clang-format on 309 310 enum ArchProfile { AProfile = 'A', RProfile = 'R', InvalidProfile = '?' }; 311 312 // Information about a specific architecture, e.g. V8.1-A 313 struct ArchInfo { 314 VersionTuple Version; // Architecture version, major + minor. 315 ArchProfile Profile; // Architecuture profile 316 StringRef Name; // Human readable name, e.g. "armv8.1-a" 317 StringRef ArchFeature; // Command line feature flag, e.g. +v8a 318 AArch64::ExtensionBitset 319 DefaultExts; // bitfield of default extensions ArchExtKind 320 321 bool operator==(const ArchInfo &Other) const { 322 return this->Name == Other.Name; 323 } 324 bool operator!=(const ArchInfo &Other) const { 325 return this->Name != Other.Name; 326 } 327 328 // Defines the following partial order, indicating when an architecture is 329 // a superset of another: 330 // 331 // v9.4a > v9.3a > v9.3a > v9.3a > v9a; 332 // v v v v v 333 // v8.9a > v8.8a > v8.7a > v8.6a > v8.5a > v8.4a > ... > v8a; 334 // 335 // v8r has no relation to anything. This is used to determine which 336 // features to enable for a given architecture. See 337 // AArch64TargetInfo::setFeatureEnabled. impliesArchInfo338 bool implies(const ArchInfo &Other) const { 339 if (this->Profile != Other.Profile) 340 return false; // ARMV8R 341 if (this->Version.getMajor() == Other.Version.getMajor()) { 342 return this->Version > Other.Version; 343 } 344 if (this->Version.getMajor() == 9 && Other.Version.getMajor() == 8) { 345 assert(this->Version.getMinor() && Other.Version.getMinor() && 346 "AArch64::ArchInfo should have a minor version."); 347 return this->Version.getMinor().value_or(0) + 5 >= 348 Other.Version.getMinor().value_or(0); 349 } 350 return false; 351 } 352 353 // Return ArchFeature without the leading "+". getSubArchArchInfo354 StringRef getSubArch() const { return ArchFeature.substr(1); } 355 356 // Search for ArchInfo by SubArch name 357 static std::optional<ArchInfo> findBySubArch(StringRef SubArch); 358 }; 359 360 // clang-format off 361 inline constexpr ArchInfo ARMV8A = { VersionTuple{8, 0}, AProfile, "armv8-a", "+v8a", ( 362 AArch64::ExtensionBitset({AArch64::AEK_FP, AArch64::AEK_SIMD})), }; 363 inline constexpr ArchInfo ARMV8_1A = { VersionTuple{8, 1}, AProfile, "armv8.1-a", "+v8.1a", (ARMV8A.DefaultExts | 364 AArch64::ExtensionBitset({AArch64::AEK_CRC, AArch64::AEK_LSE, AArch64::AEK_RDM}))}; 365 inline constexpr ArchInfo ARMV8_2A = { VersionTuple{8, 2}, AProfile, "armv8.2-a", "+v8.2a", (ARMV8_1A.DefaultExts | 366 AArch64::ExtensionBitset({AArch64::AEK_RAS}))}; 367 inline constexpr ArchInfo ARMV8_3A = { VersionTuple{8, 3}, AProfile, "armv8.3-a", "+v8.3a", (ARMV8_2A.DefaultExts | 368 AArch64::ExtensionBitset({AArch64::AEK_RCPC}))}; 369 inline constexpr ArchInfo ARMV8_4A = { VersionTuple{8, 4}, AProfile, "armv8.4-a", "+v8.4a", (ARMV8_3A.DefaultExts | 370 AArch64::ExtensionBitset({AArch64::AEK_DOTPROD}))}; 371 inline constexpr ArchInfo ARMV8_5A = { VersionTuple{8, 5}, AProfile, "armv8.5-a", "+v8.5a", (ARMV8_4A.DefaultExts)}; 372 inline constexpr ArchInfo ARMV8_6A = { VersionTuple{8, 6}, AProfile, "armv8.6-a", "+v8.6a", (ARMV8_5A.DefaultExts | 373 AArch64::ExtensionBitset({AArch64::AEK_BF16, AArch64::AEK_I8MM}))}; 374 inline constexpr ArchInfo ARMV8_7A = { VersionTuple{8, 7}, AProfile, "armv8.7-a", "+v8.7a", (ARMV8_6A.DefaultExts)}; 375 inline constexpr ArchInfo ARMV8_8A = { VersionTuple{8, 8}, AProfile, "armv8.8-a", "+v8.8a", (ARMV8_7A.DefaultExts | 376 AArch64::ExtensionBitset({AArch64::AEK_MOPS, AArch64::AEK_HBC}))}; 377 inline constexpr ArchInfo ARMV8_9A = { VersionTuple{8, 9}, AProfile, "armv8.9-a", "+v8.9a", (ARMV8_8A.DefaultExts | 378 AArch64::ExtensionBitset({AArch64::AEK_SPECRES2, AArch64::AEK_CSSC, AArch64::AEK_RASv2}))}; 379 inline constexpr ArchInfo ARMV9A = { VersionTuple{9, 0}, AProfile, "armv9-a", "+v9a", (ARMV8_5A.DefaultExts | 380 AArch64::ExtensionBitset({AArch64::AEK_FP16, AArch64::AEK_SVE, AArch64::AEK_SVE2}))}; 381 inline constexpr ArchInfo ARMV9_1A = { VersionTuple{9, 1}, AProfile, "armv9.1-a", "+v9.1a", (ARMV9A.DefaultExts | 382 AArch64::ExtensionBitset({AArch64::AEK_BF16, AArch64::AEK_I8MM}))}; 383 inline constexpr ArchInfo ARMV9_2A = { VersionTuple{9, 2}, AProfile, "armv9.2-a", "+v9.2a", (ARMV9_1A.DefaultExts)}; 384 inline constexpr ArchInfo ARMV9_3A = { VersionTuple{9, 3}, AProfile, "armv9.3-a", "+v9.3a", (ARMV9_2A.DefaultExts | 385 AArch64::ExtensionBitset({AArch64::AEK_MOPS, AArch64::AEK_HBC}))}; 386 inline constexpr ArchInfo ARMV9_4A = { VersionTuple{9, 4}, AProfile, "armv9.4-a", "+v9.4a", (ARMV9_3A.DefaultExts | 387 AArch64::ExtensionBitset({AArch64::AEK_SPECRES2, AArch64::AEK_CSSC, AArch64::AEK_RASv2}))}; 388 inline constexpr ArchInfo ARMV9_5A = { VersionTuple{9, 5}, AProfile, "armv9.5-a", "+v9.5a", (ARMV9_4A.DefaultExts | 389 AArch64::ExtensionBitset({AArch64::AEK_CPA}))}; 390 // For v8-R, we do not enable crypto and align with GCC that enables a more minimal set of optional architecture extensions. 391 inline constexpr ArchInfo ARMV8R = { VersionTuple{8, 0}, RProfile, "armv8-r", "+v8r", (ARMV8_5A.DefaultExts | 392 AArch64::ExtensionBitset({AArch64::AEK_SSBS, 393 AArch64::AEK_FP16, AArch64::AEK_FP16FML, AArch64::AEK_SB}).flip(AArch64::AEK_LSE))}; 394 // clang-format on 395 396 // The set of all architectures 397 static constexpr std::array<const ArchInfo *, 17> ArchInfos = { 398 &ARMV8A, &ARMV8_1A, &ARMV8_2A, &ARMV8_3A, &ARMV8_4A, &ARMV8_5A, 399 &ARMV8_6A, &ARMV8_7A, &ARMV8_8A, &ARMV8_9A, &ARMV9A, &ARMV9_1A, 400 &ARMV9_2A, &ARMV9_3A, &ARMV9_4A, &ARMV9_5A, &ARMV8R, 401 }; 402 403 // Details of a specific CPU. 404 struct CpuInfo { 405 StringRef Name; // Name, as written for -mcpu. 406 const ArchInfo &Arch; 407 AArch64::ExtensionBitset 408 DefaultExtensions; // Default extensions for this CPU. These will be 409 // ORd with the architecture defaults. 410 getImpliedExtensionsCpuInfo411 AArch64::ExtensionBitset getImpliedExtensions() const { 412 AArch64::ExtensionBitset ImpliedExts; 413 ImpliedExts |= DefaultExtensions; 414 ImpliedExts |= Arch.DefaultExts; 415 return ImpliedExts; 416 } 417 }; 418 419 inline constexpr CpuInfo CpuInfos[] = { 420 {"cortex-a34", ARMV8A, 421 (AArch64::ExtensionBitset( 422 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 423 {"cortex-a35", ARMV8A, 424 (AArch64::ExtensionBitset( 425 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 426 {"cortex-a53", ARMV8A, 427 (AArch64::ExtensionBitset( 428 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 429 {"cortex-a55", ARMV8_2A, 430 (AArch64::ExtensionBitset( 431 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 432 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC}))}, 433 {"cortex-a510", ARMV9A, 434 (AArch64::ExtensionBitset( 435 {AArch64::AEK_BF16, AArch64::AEK_I8MM, AArch64::AEK_SB, 436 AArch64::AEK_PAUTH, AArch64::AEK_MTE, AArch64::AEK_SSBS, 437 AArch64::AEK_SVE, AArch64::AEK_SVE2, AArch64::AEK_SVE2BITPERM, 438 AArch64::AEK_FP16FML}))}, 439 {"cortex-a520", ARMV9_2A, 440 (AArch64::ExtensionBitset( 441 {AArch64::AEK_SB, AArch64::AEK_SSBS, AArch64::AEK_MTE, 442 AArch64::AEK_FP16FML, AArch64::AEK_PAUTH, AArch64::AEK_SVE2BITPERM, 443 AArch64::AEK_FLAGM, AArch64::AEK_PERFMON, AArch64::AEK_PREDRES}))}, 444 {"cortex-a57", ARMV8A, 445 (AArch64::ExtensionBitset( 446 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 447 {"cortex-a65", ARMV8_2A, 448 (AArch64::ExtensionBitset( 449 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_DOTPROD, 450 AArch64::AEK_FP16, AArch64::AEK_RCPC, AArch64::AEK_SSBS}))}, 451 {"cortex-a65ae", ARMV8_2A, 452 (AArch64::ExtensionBitset( 453 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_DOTPROD, 454 AArch64::AEK_FP16, AArch64::AEK_RCPC, AArch64::AEK_SSBS}))}, 455 {"cortex-a72", ARMV8A, 456 (AArch64::ExtensionBitset( 457 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 458 {"cortex-a73", ARMV8A, 459 (AArch64::ExtensionBitset( 460 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 461 {"cortex-a75", ARMV8_2A, 462 (AArch64::ExtensionBitset( 463 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 464 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC}))}, 465 {"cortex-a76", ARMV8_2A, 466 (AArch64::ExtensionBitset( 467 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 468 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC, AArch64::AEK_SSBS}))}, 469 {"cortex-a76ae", ARMV8_2A, 470 (AArch64::ExtensionBitset( 471 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 472 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC, AArch64::AEK_SSBS}))}, 473 {"cortex-a77", ARMV8_2A, 474 (AArch64::ExtensionBitset( 475 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 476 AArch64::AEK_RCPC, AArch64::AEK_DOTPROD, AArch64::AEK_SSBS}))}, 477 {"cortex-a78", ARMV8_2A, 478 (AArch64::ExtensionBitset( 479 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 480 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC, AArch64::AEK_SSBS, 481 AArch64::AEK_PROFILE}))}, 482 {"cortex-a78c", ARMV8_2A, 483 (AArch64::ExtensionBitset( 484 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 485 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC, AArch64::AEK_SSBS, 486 AArch64::AEK_PROFILE, AArch64::AEK_FLAGM, AArch64::AEK_PAUTH, 487 AArch64::AEK_FP16FML}))}, 488 {"cortex-a710", ARMV9A, 489 (AArch64::ExtensionBitset( 490 {AArch64::AEK_MTE, AArch64::AEK_PAUTH, AArch64::AEK_FLAGM, 491 AArch64::AEK_SB, AArch64::AEK_I8MM, AArch64::AEK_FP16FML, 492 AArch64::AEK_SVE, AArch64::AEK_SVE2, AArch64::AEK_SVE2BITPERM, 493 AArch64::AEK_BF16}))}, 494 {"cortex-a715", ARMV9A, 495 (AArch64::ExtensionBitset( 496 {AArch64::AEK_SB, AArch64::AEK_SSBS, AArch64::AEK_MTE, 497 AArch64::AEK_FP16, AArch64::AEK_FP16FML, AArch64::AEK_PAUTH, 498 AArch64::AEK_I8MM, AArch64::AEK_PREDRES, AArch64::AEK_PERFMON, 499 AArch64::AEK_PROFILE, AArch64::AEK_SVE, AArch64::AEK_SVE2BITPERM, 500 AArch64::AEK_BF16, AArch64::AEK_FLAGM}))}, 501 {"cortex-a720", ARMV9_2A, 502 (AArch64::ExtensionBitset( 503 {AArch64::AEK_SB, AArch64::AEK_SSBS, AArch64::AEK_MTE, 504 AArch64::AEK_FP16FML, AArch64::AEK_PAUTH, AArch64::AEK_SVE2BITPERM, 505 AArch64::AEK_FLAGM, AArch64::AEK_PERFMON, AArch64::AEK_PREDRES, 506 AArch64::AEK_PROFILE}))}, 507 {"cortex-r82", ARMV8R, 508 (AArch64::ExtensionBitset({AArch64::AEK_LSE}))}, 509 {"cortex-x1", ARMV8_2A, 510 (AArch64::ExtensionBitset( 511 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 512 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC, AArch64::AEK_SSBS, 513 AArch64::AEK_PROFILE}))}, 514 {"cortex-x1c", ARMV8_2A, 515 (AArch64::ExtensionBitset( 516 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 517 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC, AArch64::AEK_SSBS, 518 AArch64::AEK_PAUTH, AArch64::AEK_PROFILE}))}, 519 {"cortex-x2", ARMV9A, 520 (AArch64::ExtensionBitset( 521 {AArch64::AEK_MTE, AArch64::AEK_BF16, AArch64::AEK_I8MM, 522 AArch64::AEK_PAUTH, AArch64::AEK_SSBS, AArch64::AEK_SB, 523 AArch64::AEK_SVE, AArch64::AEK_SVE2, AArch64::AEK_SVE2BITPERM, 524 AArch64::AEK_FP16FML}))}, 525 {"cortex-x3", ARMV9A, 526 (AArch64::ExtensionBitset( 527 {AArch64::AEK_SVE, AArch64::AEK_PERFMON, AArch64::AEK_PROFILE, 528 AArch64::AEK_BF16, AArch64::AEK_I8MM, AArch64::AEK_MTE, 529 AArch64::AEK_SVE2BITPERM, AArch64::AEK_SB, AArch64::AEK_PAUTH, 530 AArch64::AEK_FP16, AArch64::AEK_FP16FML, AArch64::AEK_PREDRES, 531 AArch64::AEK_FLAGM, AArch64::AEK_SSBS}))}, 532 {"cortex-x4", ARMV9_2A, 533 (AArch64::ExtensionBitset( 534 {AArch64::AEK_SB, AArch64::AEK_SSBS, AArch64::AEK_MTE, 535 AArch64::AEK_FP16FML, AArch64::AEK_PAUTH, AArch64::AEK_SVE2BITPERM, 536 AArch64::AEK_FLAGM, AArch64::AEK_PERFMON, AArch64::AEK_PREDRES, 537 AArch64::AEK_PROFILE}))}, 538 {"neoverse-e1", ARMV8_2A, 539 (AArch64::ExtensionBitset( 540 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_DOTPROD, 541 AArch64::AEK_FP16, AArch64::AEK_RCPC, AArch64::AEK_SSBS}))}, 542 {"neoverse-n1", ARMV8_2A, 543 (AArch64::ExtensionBitset( 544 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_DOTPROD, 545 AArch64::AEK_FP16, AArch64::AEK_PROFILE, AArch64::AEK_RCPC, 546 AArch64::AEK_SSBS}))}, 547 {"neoverse-n2", ARMV9A, 548 (AArch64::ExtensionBitset( 549 {AArch64::AEK_BF16, AArch64::AEK_DOTPROD, 550 AArch64::AEK_FP16, AArch64::AEK_I8MM, AArch64::AEK_MTE, 551 AArch64::AEK_SB, AArch64::AEK_SSBS, AArch64::AEK_SVE, 552 AArch64::AEK_SVE2, AArch64::AEK_SVE2BITPERM}))}, 553 {"neoverse-512tvb", ARMV8_4A, 554 (AArch64::ExtensionBitset( 555 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 556 AArch64::AEK_SM4, AArch64::AEK_SVE, AArch64::AEK_SSBS, 557 AArch64::AEK_FP16, AArch64::AEK_BF16, AArch64::AEK_DOTPROD, 558 AArch64::AEK_PROFILE, AArch64::AEK_RAND, AArch64::AEK_FP16FML, 559 AArch64::AEK_I8MM}))}, 560 {"neoverse-v1", ARMV8_4A, 561 (AArch64::ExtensionBitset( 562 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 563 AArch64::AEK_SM4, AArch64::AEK_SVE, AArch64::AEK_SSBS, 564 AArch64::AEK_FP16, AArch64::AEK_BF16, AArch64::AEK_DOTPROD, 565 AArch64::AEK_PROFILE, AArch64::AEK_RAND, AArch64::AEK_FP16FML, 566 AArch64::AEK_I8MM}))}, 567 {"neoverse-v2", ARMV9A, 568 (AArch64::ExtensionBitset( 569 {AArch64::AEK_SVE, AArch64::AEK_SVE2, AArch64::AEK_SSBS, 570 AArch64::AEK_FP16, AArch64::AEK_BF16, AArch64::AEK_RAND, 571 AArch64::AEK_DOTPROD, AArch64::AEK_PROFILE, AArch64::AEK_SVE2BITPERM, 572 AArch64::AEK_FP16FML, AArch64::AEK_I8MM, AArch64::AEK_MTE}))}, 573 {"cyclone", ARMV8A, 574 (AArch64::ExtensionBitset( 575 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_NONE}))}, 576 {"apple-a7", ARMV8A, 577 (AArch64::ExtensionBitset( 578 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_NONE}))}, 579 {"apple-a8", ARMV8A, 580 (AArch64::ExtensionBitset( 581 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_NONE}))}, 582 {"apple-a9", ARMV8A, 583 (AArch64::ExtensionBitset( 584 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_NONE}))}, 585 {"apple-a10", ARMV8A, 586 (AArch64::ExtensionBitset({AArch64::AEK_AES, AArch64::AEK_SHA2, 587 AArch64::AEK_CRC, 588 AArch64::AEK_RDM}))}, 589 {"apple-a11", ARMV8_2A, 590 (AArch64::ExtensionBitset( 591 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16}))}, 592 {"apple-a12", ARMV8_3A, 593 (AArch64::ExtensionBitset( 594 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16}))}, 595 {"apple-a13", ARMV8_4A, 596 (AArch64::ExtensionBitset( 597 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 598 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 599 {"apple-a14", ARMV8_5A, 600 (AArch64::ExtensionBitset( 601 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 602 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 603 {"apple-a15", ARMV8_6A, 604 (AArch64::ExtensionBitset( 605 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 606 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 607 {"apple-a16", ARMV8_6A, 608 (AArch64::ExtensionBitset( 609 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 610 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 611 {"apple-a17", ARMV8_6A, 612 (AArch64::ExtensionBitset( 613 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 614 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 615 616 {"apple-m1", ARMV8_5A, 617 (AArch64::ExtensionBitset( 618 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 619 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 620 {"apple-m2", ARMV8_6A, 621 (AArch64::ExtensionBitset( 622 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 623 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 624 {"apple-m3", ARMV8_6A, 625 (AArch64::ExtensionBitset( 626 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 627 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 628 629 {"apple-s4", ARMV8_3A, 630 (AArch64::ExtensionBitset( 631 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16}))}, 632 {"apple-s5", ARMV8_3A, 633 (AArch64::ExtensionBitset( 634 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16}))}, 635 {"exynos-m3", ARMV8A, 636 (AArch64::ExtensionBitset( 637 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 638 {"exynos-m4", ARMV8_2A, 639 (AArch64::ExtensionBitset({AArch64::AEK_AES, AArch64::AEK_SHA2, 640 AArch64::AEK_DOTPROD, 641 AArch64::AEK_FP16}))}, 642 {"exynos-m5", ARMV8_2A, 643 (AArch64::ExtensionBitset({AArch64::AEK_AES, AArch64::AEK_SHA2, 644 AArch64::AEK_DOTPROD, 645 AArch64::AEK_FP16}))}, 646 {"falkor", ARMV8A, 647 (AArch64::ExtensionBitset({AArch64::AEK_AES, AArch64::AEK_SHA2, 648 AArch64::AEK_CRC, 649 AArch64::AEK_RDM}))}, 650 {"saphira", ARMV8_3A, 651 (AArch64::ExtensionBitset( 652 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_PROFILE}))}, 653 {"kryo", ARMV8A, 654 (AArch64::ExtensionBitset( 655 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 656 {"thunderx2t99", ARMV8_1A, 657 (AArch64::ExtensionBitset( 658 {AArch64::AEK_AES, AArch64::AEK_SHA2}))}, 659 {"thunderx3t110", ARMV8_3A, 660 (AArch64::ExtensionBitset( 661 {AArch64::AEK_AES, AArch64::AEK_SHA2}))}, 662 {"thunderx", ARMV8A, 663 (AArch64::ExtensionBitset( 664 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 665 {"thunderxt88", ARMV8A, 666 (AArch64::ExtensionBitset( 667 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 668 {"thunderxt81", ARMV8A, 669 (AArch64::ExtensionBitset( 670 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 671 {"thunderxt83", ARMV8A, 672 (AArch64::ExtensionBitset( 673 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 674 {"tsv110", ARMV8_2A, 675 (AArch64::ExtensionBitset( 676 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_DOTPROD, 677 AArch64::AEK_FP16, AArch64::AEK_FP16FML, AArch64::AEK_PROFILE}))}, 678 {"a64fx", ARMV8_2A, 679 (AArch64::ExtensionBitset({AArch64::AEK_AES, AArch64::AEK_SHA2, 680 AArch64::AEK_FP16, 681 AArch64::AEK_SVE}))}, 682 {"carmel", ARMV8_2A, 683 (AArch64::ExtensionBitset( 684 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16}))}, 685 {"ampere1", ARMV8_6A, 686 (AArch64::ExtensionBitset({AArch64::AEK_AES, AArch64::AEK_SHA2, 687 AArch64::AEK_SHA3, AArch64::AEK_FP16, 688 AArch64::AEK_SB, AArch64::AEK_SSBS, 689 AArch64::AEK_RAND}))}, 690 {"ampere1a", ARMV8_6A, 691 (AArch64::ExtensionBitset( 692 {AArch64::AEK_FP16, AArch64::AEK_RAND, AArch64::AEK_SM4, 693 AArch64::AEK_SHA3, AArch64::AEK_SHA2, AArch64::AEK_AES, 694 AArch64::AEK_MTE, AArch64::AEK_SB, AArch64::AEK_SSBS}))}, 695 }; 696 697 // An alias for a CPU. 698 struct CpuAlias { 699 StringRef Alias; 700 StringRef Name; 701 }; 702 703 inline constexpr CpuAlias CpuAliases[] = {{"grace", "neoverse-v2"}}; 704 705 bool getExtensionFeatures( 706 const AArch64::ExtensionBitset &Extensions, 707 std::vector<StringRef> &Features); 708 709 StringRef getArchExtFeature(StringRef ArchExt); 710 StringRef resolveCPUAlias(StringRef CPU); 711 712 // Information by Name 713 std::optional<ArchInfo> getArchForCpu(StringRef CPU); 714 715 // Parser 716 std::optional<ArchInfo> parseArch(StringRef Arch); 717 std::optional<ExtensionInfo> parseArchExtension(StringRef Extension); 718 // Given the name of a CPU or alias, return the correponding CpuInfo. 719 std::optional<CpuInfo> parseCpu(StringRef Name); 720 // Used by target parser tests 721 void fillValidCPUArchList(SmallVectorImpl<StringRef> &Values); 722 723 bool isX18ReservedByDefault(const Triple &TT); 724 725 // For given feature names, return a bitmask corresponding to the entries of 726 // AArch64::CPUFeatures. The values in CPUFeatures are not bitmasks 727 // themselves, they are sequential (0, 1, 2, 3, ...). 728 uint64_t getCpuSupportsMask(ArrayRef<StringRef> FeatureStrs); 729 730 void PrintSupportedExtensions(StringMap<StringRef> DescMap); 731 732 } // namespace AArch64 733 } // namespace llvm 734 735 #endif 736