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_MAX, 94 FEAT_EXT = 62, 95 FEAT_INIT 96 }; 97 98 static_assert(FEAT_MAX < 62, 99 "Number of features in CPUFeatures are limited to 62 entries"); 100 101 // Arch extension modifiers for CPUs. These are labelled with their Arm ARM 102 // feature name (though the canonical reference for those is AArch64.td) 103 // clang-format off 104 enum ArchExtKind : unsigned { 105 AEK_NONE = 1, 106 AEK_CRC = 2, // FEAT_CRC32 107 AEK_CRYPTO = 3, 108 AEK_FP = 4, // FEAT_FP 109 AEK_SIMD = 5, // FEAT_AdvSIMD 110 AEK_FP16 = 6, // FEAT_FP16 111 AEK_PROFILE = 7, // FEAT_SPE 112 AEK_RAS = 8, // FEAT_RAS, FEAT_RASv1p1 113 AEK_LSE = 9, // FEAT_LSE 114 AEK_SVE = 10, // FEAT_SVE 115 AEK_DOTPROD = 11, // FEAT_DotProd 116 AEK_RCPC = 12, // FEAT_LRCPC 117 AEK_RDM = 13, // FEAT_RDM 118 AEK_SM4 = 14, // FEAT_SM4, FEAT_SM3 119 AEK_SHA3 = 15, // FEAT_SHA3, FEAT_SHA512 120 AEK_SHA2 = 16, // FEAT_SHA1, FEAT_SHA256 121 AEK_AES = 17, // FEAT_AES, FEAT_PMULL 122 AEK_FP16FML = 18, // FEAT_FHM 123 AEK_RAND = 19, // FEAT_RNG 124 AEK_MTE = 20, // FEAT_MTE, FEAT_MTE2 125 AEK_SSBS = 21, // FEAT_SSBS, FEAT_SSBS2 126 AEK_SB = 22, // FEAT_SB 127 AEK_PREDRES = 23, // FEAT_SPECRES 128 AEK_SVE2 = 24, // FEAT_SVE2 129 AEK_SVE2AES = 25, // FEAT_SVE_AES, FEAT_SVE_PMULL128 130 AEK_SVE2SM4 = 26, // FEAT_SVE_SM4 131 AEK_SVE2SHA3 = 27, // FEAT_SVE_SHA3 132 AEK_SVE2BITPERM = 28, // FEAT_SVE_BitPerm 133 AEK_TME = 29, // FEAT_TME 134 AEK_BF16 = 30, // FEAT_BF16 135 AEK_I8MM = 31, // FEAT_I8MM 136 AEK_F32MM = 32, // FEAT_F32MM 137 AEK_F64MM = 33, // FEAT_F64MM 138 AEK_LS64 = 34, // FEAT_LS64, FEAT_LS64_V, FEAT_LS64_ACCDATA 139 AEK_BRBE = 35, // FEAT_BRBE 140 AEK_PAUTH = 36, // FEAT_PAuth 141 AEK_FLAGM = 37, // FEAT_FlagM 142 AEK_SME = 38, // FEAT_SME 143 AEK_SMEF64F64 = 39, // FEAT_SME_F64F64 144 AEK_SMEI16I64 = 40, // FEAT_SME_I16I64 145 AEK_HBC = 41, // FEAT_HBC 146 AEK_MOPS = 42, // FEAT_MOPS 147 AEK_PERFMON = 43, // FEAT_PMUv3 148 AEK_SME2 = 44, // FEAT_SME2 149 AEK_SVE2p1 = 45, // FEAT_SVE2p1 150 AEK_SME2p1 = 46, // FEAT_SME2p1 151 AEK_B16B16 = 47, // FEAT_B16B16 152 AEK_SMEF16F16 = 48, // FEAT_SMEF16F16 153 AEK_CSSC = 49, // FEAT_CSSC 154 AEK_RCPC3 = 50, // FEAT_LRCPC3 155 AEK_THE = 51, // FEAT_THE 156 AEK_D128 = 52, // FEAT_D128 157 AEK_LSE128 = 53, // FEAT_LSE128 158 AEK_SPECRES2 = 54, // FEAT_SPECRES2 159 AEK_RASv2 = 55, // FEAT_RASv2 160 AEK_ITE = 56, // FEAT_ITE 161 AEK_GCS = 57, // FEAT_GCS 162 AEK_FPMR = 58, // FEAT_FPMR 163 AEK_FP8 = 59, // FEAT_FP8 164 AEK_FAMINMAX = 60, // FEAT_FAMINMAX 165 AEK_FP8FMA = 61, // FEAT_FP8FMA 166 AEK_SSVE_FP8FMA = 62, // FEAT_SSVE_FP8FMA 167 AEK_FP8DOT2 = 63, // FEAT_FP8DOT2 168 AEK_SSVE_FP8DOT2 = 64, // FEAT_SSVE_FP8DOT2 169 AEK_FP8DOT4 = 65, // FEAT_FP8DOT4 170 AEK_SSVE_FP8DOT4 = 66, // FEAT_SSVE_FP8DOT4 171 AEK_LUT = 67, // FEAT_LUT 172 AEK_SME_LUTv2 = 68, // FEAT_SME_LUTv2 173 AEK_SMEF8F16 = 69, // FEAT_SME_F8F16 174 AEK_SMEF8F32 = 70, // FEAT_SME_F8F32 175 AEK_SMEFA64 = 71, // FEAT_SME_FA64 176 AEK_CPA = 72, // FEAT_CPA 177 AEK_PAUTHLR = 73, // FEAT_PAuth_LR 178 AEK_TLBIW = 74, // FEAT_TLBIW 179 AEK_NUM_EXTENSIONS 180 }; 181 using ExtensionBitset = Bitset<AEK_NUM_EXTENSIONS>; 182 // clang-format on 183 184 // Represents an extension that can be enabled with -march=<arch>+<extension>. 185 // Typically these correspond to Arm Architecture extensions, unlike 186 // SubtargetFeature which may represent either an actual extension or some 187 // internal LLVM property. 188 struct ExtensionInfo { 189 StringRef Name; // Human readable name, e.g. "profile". 190 ArchExtKind ID; // Corresponding to the ArchExtKind, this 191 // extensions representation in the bitfield. 192 StringRef Feature; // -mattr enable string, e.g. "+spe" 193 StringRef NegFeature; // -mattr disable string, e.g. "-spe" 194 CPUFeatures CPUFeature; // Function Multi Versioning (FMV) bitfield value 195 // set in __aarch64_cpu_features 196 StringRef DependentFeatures; // FMV enabled features string, 197 // e.g. "+dotprod,+fp-armv8,+neon" 198 unsigned FmvPriority; // FMV feature priority 199 static constexpr unsigned MaxFMVPriority = 200 1000; // Maximum priority for FMV feature 201 }; 202 203 // NOTE: If adding a new extension here, consider adding it to ExtensionMap 204 // in AArch64AsmParser too, if supported as an extension name by binutils. 205 // clang-format off 206 inline constexpr ExtensionInfo Extensions[] = { 207 {"aes", AArch64::AEK_AES, "+aes", "-aes", FEAT_AES, "+fp-armv8,+neon", 150}, 208 {"b16b16", AArch64::AEK_B16B16, "+b16b16", "-b16b16", FEAT_INIT, "", 0}, 209 {"bf16", AArch64::AEK_BF16, "+bf16", "-bf16", FEAT_BF16, "+bf16", 280}, 210 {"brbe", AArch64::AEK_BRBE, "+brbe", "-brbe", FEAT_INIT, "", 0}, 211 {"bti", AArch64::AEK_NONE, {}, {}, FEAT_BTI, "+bti", 510}, 212 {"crc", AArch64::AEK_CRC, "+crc", "-crc", FEAT_CRC, "+crc", 110}, 213 {"crypto", AArch64::AEK_CRYPTO, "+crypto", "-crypto", FEAT_INIT, "+aes,+sha2", 0}, 214 {"cssc", AArch64::AEK_CSSC, "+cssc", "-cssc", FEAT_INIT, "", 0}, 215 {"d128", AArch64::AEK_D128, "+d128", "-d128", FEAT_INIT, "", 0}, 216 {"dgh", AArch64::AEK_NONE, {}, {}, FEAT_DGH, "", 260}, 217 {"dit", AArch64::AEK_NONE, {}, {}, FEAT_DIT, "+dit", 180}, 218 {"dotprod", AArch64::AEK_DOTPROD, "+dotprod", "-dotprod", FEAT_DOTPROD, "+dotprod,+fp-armv8,+neon", 50}, 219 {"dpb", AArch64::AEK_NONE, {}, {}, FEAT_DPB, "+ccpp", 190}, 220 {"dpb2", AArch64::AEK_NONE, {}, {}, FEAT_DPB2, "+ccpp,+ccdp", 200}, 221 {"ebf16", AArch64::AEK_NONE, {}, {}, FEAT_EBF16, "+bf16", 290}, 222 {"f32mm", AArch64::AEK_F32MM, "+f32mm", "-f32mm", FEAT_SVE_F32MM, "+sve,+f32mm,+fullfp16,+fp-armv8,+neon", 350}, 223 {"f64mm", AArch64::AEK_F64MM, "+f64mm", "-f64mm", FEAT_SVE_F64MM, "+sve,+f64mm,+fullfp16,+fp-armv8,+neon", 360}, 224 {"fcma", AArch64::AEK_NONE, {}, {}, FEAT_FCMA, "+fp-armv8,+neon,+complxnum", 220}, 225 {"flagm", AArch64::AEK_FLAGM, "+flagm", "-flagm", FEAT_FLAGM, "+flagm", 20}, 226 {"flagm2", AArch64::AEK_NONE, {}, {}, FEAT_FLAGM2, "+flagm,+altnzcv", 30}, 227 {"fp", AArch64::AEK_FP, "+fp-armv8", "-fp-armv8", FEAT_FP, "+fp-armv8,+neon", 90}, 228 {"fp16", AArch64::AEK_FP16, "+fullfp16", "-fullfp16", FEAT_FP16, "+fullfp16,+fp-armv8,+neon", 170}, 229 {"fp16fml", AArch64::AEK_FP16FML, "+fp16fml", "-fp16fml", FEAT_FP16FML, "+fp16fml,+fullfp16,+fp-armv8,+neon", 40}, 230 {"frintts", AArch64::AEK_NONE, {}, {}, FEAT_FRINTTS, "+fptoint", 250}, 231 {"hbc", AArch64::AEK_HBC, "+hbc", "-hbc", FEAT_INIT, "", 0}, 232 {"i8mm", AArch64::AEK_I8MM, "+i8mm", "-i8mm", FEAT_I8MM, "+i8mm", 270}, 233 {"ite", AArch64::AEK_ITE, "+ite", "-ite", FEAT_INIT, "", 0}, 234 {"jscvt", AArch64::AEK_NONE, {}, {}, FEAT_JSCVT, "+fp-armv8,+neon,+jsconv", 210}, 235 {"ls64_accdata", AArch64::AEK_NONE, {}, {}, FEAT_LS64_ACCDATA, "+ls64", 540}, 236 {"ls64_v", AArch64::AEK_NONE, {}, {}, FEAT_LS64_V, "", 530}, 237 {"ls64", AArch64::AEK_LS64, "+ls64", "-ls64", FEAT_LS64, "", 520}, 238 {"lse", AArch64::AEK_LSE, "+lse", "-lse", FEAT_LSE, "+lse", 80}, 239 {"lse128", AArch64::AEK_LSE128, "+lse128", "-lse128", FEAT_INIT, "", 0}, 240 {"memtag", AArch64::AEK_MTE, "+mte", "-mte", FEAT_MEMTAG, "", 440}, 241 {"memtag2", AArch64::AEK_NONE, {}, {}, FEAT_MEMTAG2, "+mte", 450}, 242 {"memtag3", AArch64::AEK_NONE, {}, {}, FEAT_MEMTAG3, "+mte", 460}, 243 {"mops", AArch64::AEK_MOPS, "+mops", "-mops", FEAT_INIT, "", 0}, 244 {"pauth", AArch64::AEK_PAUTH, "+pauth", "-pauth", FEAT_INIT, "", 0}, 245 {"pmull", AArch64::AEK_NONE, {}, {}, FEAT_PMULL, "+aes,+fp-armv8,+neon", 160}, 246 {"pmuv3", AArch64::AEK_PERFMON, "+perfmon", "-perfmon", FEAT_INIT, "", 0}, 247 {"predres", AArch64::AEK_PREDRES, "+predres", "-predres", FEAT_PREDRES, "+predres", 480}, 248 {"predres2", AArch64::AEK_SPECRES2, "+specres2", "-specres2", FEAT_INIT, "", 0}, 249 {"profile", AArch64::AEK_PROFILE, "+spe", "-spe", FEAT_INIT, "", 0}, 250 {"ras", AArch64::AEK_RAS, "+ras", "-ras", FEAT_INIT, "", 0}, 251 {"rasv2", AArch64::AEK_RASv2, "+rasv2", "-rasv2", FEAT_INIT, "", 0}, 252 {"rcpc", AArch64::AEK_RCPC, "+rcpc", "-rcpc", FEAT_RCPC, "+rcpc", 230}, 253 {"rcpc2", AArch64::AEK_NONE, {}, {}, FEAT_RCPC2, "+rcpc", 240}, 254 {"rcpc3", AArch64::AEK_RCPC3, "+rcpc3", "-rcpc3", FEAT_RCPC3, "+rcpc,+rcpc3", 241}, 255 {"rdm", AArch64::AEK_RDM, "+rdm", "-rdm", FEAT_RDM, "+rdm,+fp-armv8,+neon", 70}, 256 {"rng", AArch64::AEK_RAND, "+rand", "-rand", FEAT_RNG, "+rand", 10}, 257 {"rpres", AArch64::AEK_NONE, {}, {}, FEAT_RPRES, "", 300}, 258 {"sb", AArch64::AEK_SB, "+sb", "-sb", FEAT_SB, "+sb", 470}, 259 {"sha1", AArch64::AEK_NONE, {}, {}, FEAT_SHA1, "+fp-armv8,+neon", 120}, 260 {"sha2", AArch64::AEK_SHA2, "+sha2", "-sha2", FEAT_SHA2, "+sha2,+fp-armv8,+neon", 130}, 261 {"sha3", AArch64::AEK_SHA3, "+sha3", "-sha3", FEAT_SHA3, "+sha3,+sha2,+fp-armv8,+neon", 140}, 262 {"simd", AArch64::AEK_SIMD, "+neon", "-neon", FEAT_SIMD, "+fp-armv8,+neon", 100}, 263 {"sm4", AArch64::AEK_SM4, "+sm4", "-sm4", FEAT_SM4, "+sm4,+fp-armv8,+neon", 60}, 264 {"sme-f16f16", AArch64::AEK_SMEF16F16, "+sme-f16f16", "-sme-f16f16", FEAT_INIT, "", 0}, 265 {"sme-f64f64", AArch64::AEK_SMEF64F64, "+sme-f64f64", "-sme-f64f64", FEAT_SME_F64, "+sme,+sme-f64f64,+bf16", 560}, 266 {"sme-i16i64", AArch64::AEK_SMEI16I64, "+sme-i16i64", "-sme-i16i64", FEAT_SME_I64, "+sme,+sme-i16i64,+bf16", 570}, 267 {"sme", AArch64::AEK_SME, "+sme", "-sme", FEAT_SME, "+sme,+bf16", 430}, 268 {"sme2", AArch64::AEK_SME2, "+sme2", "-sme2", FEAT_SME2, "+sme2,+sme,+bf16", 580}, 269 {"sme2p1", AArch64::AEK_SME2p1, "+sme2p1", "-sme2p1", FEAT_INIT, "", 0}, 270 {"ssbs", AArch64::AEK_SSBS, "+ssbs", "-ssbs", FEAT_SSBS, "", 490}, 271 {"ssbs2", AArch64::AEK_NONE, {}, {}, FEAT_SSBS2, "+ssbs", 500}, 272 {"sve-bf16", AArch64::AEK_NONE, {}, {}, FEAT_SVE_BF16, "+sve,+bf16,+fullfp16,+fp-armv8,+neon", 320}, 273 {"sve-ebf16", AArch64::AEK_NONE, {}, {}, FEAT_SVE_EBF16, "+sve,+bf16,+fullfp16,+fp-armv8,+neon", 330}, 274 {"sve-i8mm", AArch64::AEK_NONE, {}, {}, FEAT_SVE_I8MM, "+sve,+i8mm,+fullfp16,+fp-armv8,+neon", 340}, 275 {"sve", AArch64::AEK_SVE, "+sve", "-sve", FEAT_SVE, "+sve,+fullfp16,+fp-armv8,+neon", 310}, 276 {"sve2-aes", AArch64::AEK_SVE2AES, "+sve2-aes", "-sve2-aes", FEAT_SVE_AES, "+sve2,+sve,+sve2-aes,+fullfp16,+fp-armv8,+neon", 380}, 277 {"sve2-bitperm", AArch64::AEK_SVE2BITPERM, "+sve2-bitperm", "-sve2-bitperm", FEAT_SVE_BITPERM, "+sve2,+sve,+sve2-bitperm,+fullfp16,+fp-armv8,+neon", 400}, 278 {"sve2-pmull128", AArch64::AEK_NONE, {}, {}, FEAT_SVE_PMULL128, "+sve2,+sve,+sve2-aes,+fullfp16,+fp-armv8,+neon", 390}, 279 {"sve2-sha3", AArch64::AEK_SVE2SHA3, "+sve2-sha3", "-sve2-sha3", FEAT_SVE_SHA3, "+sve2,+sve,+sve2-sha3,+fullfp16,+fp-armv8,+neon", 410}, 280 {"sve2-sm4", AArch64::AEK_SVE2SM4, "+sve2-sm4", "-sve2-sm4", FEAT_SVE_SM4, "+sve2,+sve,+sve2-sm4,+fullfp16,+fp-armv8,+neon", 420}, 281 {"sve2", AArch64::AEK_SVE2, "+sve2", "-sve2", FEAT_SVE2, "+sve2,+sve,+fullfp16,+fp-armv8,+neon", 370}, 282 {"sve2p1", AArch64::AEK_SVE2p1, "+sve2p1", "-sve2p1", FEAT_INIT, "+sve2p1,+sve2,+sve,+fullfp16,+fp-armv8,+neon", 0}, 283 {"the", AArch64::AEK_THE, "+the", "-the", FEAT_INIT, "", 0}, 284 {"tme", AArch64::AEK_TME, "+tme", "-tme", FEAT_INIT, "", 0}, 285 {"wfxt", AArch64::AEK_NONE, {}, {}, FEAT_WFXT, "+wfxt", 550}, 286 {"gcs", AArch64::AEK_GCS, "+gcs", "-gcs", FEAT_INIT, "", 0}, 287 {"fpmr", AArch64::AEK_FPMR, "+fpmr", "-fpmr", FEAT_INIT, "", 0}, 288 {"fp8", AArch64::AEK_FP8, "+fp8", "-fp8", FEAT_INIT, "+fpmr", 0}, 289 {"faminmax", AArch64::AEK_FAMINMAX, "+faminmax", "-faminmax", FEAT_INIT, "", 0}, 290 {"fp8fma", AArch64::AEK_FP8FMA, "+fp8fma", "-fp8fma", FEAT_INIT, "+fpmr", 0}, 291 {"ssve-fp8fma", AArch64::AEK_SSVE_FP8FMA, "+ssve-fp8fma", "-ssve-fp8fma", FEAT_INIT, "+sme2", 0}, 292 {"fp8dot2", AArch64::AEK_FP8DOT2, "+fp8dot2", "-fp8dot2", FEAT_INIT, "", 0}, 293 {"ssve-fp8dot2", AArch64::AEK_SSVE_FP8DOT2, "+ssve-fp8dot2", "-ssve-fp8dot2", FEAT_INIT, "+sme2", 0}, 294 {"fp8dot4", AArch64::AEK_FP8DOT4, "+fp8dot4", "-fp8dot4", FEAT_INIT, "", 0}, 295 {"ssve-fp8dot4", AArch64::AEK_SSVE_FP8DOT4, "+ssve-fp8dot4", "-ssve-fp8dot4", FEAT_INIT, "+sme2", 0}, 296 {"lut", AArch64::AEK_LUT, "+lut", "-lut", FEAT_INIT, "", 0}, 297 {"sme-lutv2", AArch64::AEK_SME_LUTv2, "+sme-lutv2", "-sme-lutv2", FEAT_INIT, "", 0}, 298 {"sme-f8f16", AArch64::AEK_SMEF8F16, "+sme-f8f16", "-sme-f8f16", FEAT_INIT, "+sme2,+fp8", 0}, 299 {"sme-f8f32", AArch64::AEK_SMEF8F32, "+sme-f8f32", "-sme-f8f32", FEAT_INIT, "+sme2,+fp8", 0}, 300 {"sme-fa64", AArch64::AEK_SMEFA64, "+sme-fa64", "-sme-fa64", FEAT_INIT, "", 0}, 301 {"cpa", AArch64::AEK_CPA, "+cpa", "-cpa", FEAT_INIT, "", 0}, 302 {"pauth-lr", AArch64::AEK_PAUTHLR, "+pauth-lr", "-pauth-lr", FEAT_INIT, "", 0}, 303 {"tlbiw", AArch64::AEK_TLBIW, "+tlbiw", "-tlbiw", FEAT_INIT, "", 0}, 304 // Special cases 305 {"none", AArch64::AEK_NONE, {}, {}, FEAT_INIT, "", ExtensionInfo::MaxFMVPriority}, 306 }; 307 // clang-format on 308 309 enum ArchProfile { AProfile = 'A', RProfile = 'R', InvalidProfile = '?' }; 310 311 // Information about a specific architecture, e.g. V8.1-A 312 struct ArchInfo { 313 VersionTuple Version; // Architecture version, major + minor. 314 ArchProfile Profile; // Architecuture profile 315 StringRef Name; // Human readable name, e.g. "armv8.1-a" 316 StringRef ArchFeature; // Command line feature flag, e.g. +v8a 317 AArch64::ExtensionBitset 318 DefaultExts; // bitfield of default extensions ArchExtKind 319 320 bool operator==(const ArchInfo &Other) const { 321 return this->Name == Other.Name; 322 } 323 bool operator!=(const ArchInfo &Other) const { 324 return this->Name != Other.Name; 325 } 326 327 // Defines the following partial order, indicating when an architecture is 328 // a superset of another: 329 // 330 // v9.4a > v9.3a > v9.3a > v9.3a > v9a; 331 // v v v v v 332 // v8.9a > v8.8a > v8.7a > v8.6a > v8.5a > v8.4a > ... > v8a; 333 // 334 // v8r has no relation to anything. This is used to determine which 335 // features to enable for a given architecture. See 336 // AArch64TargetInfo::setFeatureEnabled. 337 bool implies(const ArchInfo &Other) const { 338 if (this->Profile != Other.Profile) 339 return false; // ARMV8R 340 if (this->Version.getMajor() == Other.Version.getMajor()) { 341 return this->Version > Other.Version; 342 } 343 if (this->Version.getMajor() == 9 && Other.Version.getMajor() == 8) { 344 assert(this->Version.getMinor() && Other.Version.getMinor() && 345 "AArch64::ArchInfo should have a minor version."); 346 return this->Version.getMinor().value_or(0) + 5 >= 347 Other.Version.getMinor().value_or(0); 348 } 349 return false; 350 } 351 352 // Return ArchFeature without the leading "+". 353 StringRef getSubArch() const { return ArchFeature.substr(1); } 354 355 // Search for ArchInfo by SubArch name 356 static std::optional<ArchInfo> findBySubArch(StringRef SubArch); 357 }; 358 359 // clang-format off 360 inline constexpr ArchInfo ARMV8A = { VersionTuple{8, 0}, AProfile, "armv8-a", "+v8a", ( 361 AArch64::ExtensionBitset({AArch64::AEK_FP, AArch64::AEK_SIMD})), }; 362 inline constexpr ArchInfo ARMV8_1A = { VersionTuple{8, 1}, AProfile, "armv8.1-a", "+v8.1a", (ARMV8A.DefaultExts | 363 AArch64::ExtensionBitset({AArch64::AEK_CRC, AArch64::AEK_LSE, AArch64::AEK_RDM}))}; 364 inline constexpr ArchInfo ARMV8_2A = { VersionTuple{8, 2}, AProfile, "armv8.2-a", "+v8.2a", (ARMV8_1A.DefaultExts | 365 AArch64::ExtensionBitset({AArch64::AEK_RAS}))}; 366 inline constexpr ArchInfo ARMV8_3A = { VersionTuple{8, 3}, AProfile, "armv8.3-a", "+v8.3a", (ARMV8_2A.DefaultExts | 367 AArch64::ExtensionBitset({AArch64::AEK_RCPC}))}; 368 inline constexpr ArchInfo ARMV8_4A = { VersionTuple{8, 4}, AProfile, "armv8.4-a", "+v8.4a", (ARMV8_3A.DefaultExts | 369 AArch64::ExtensionBitset({AArch64::AEK_DOTPROD}))}; 370 inline constexpr ArchInfo ARMV8_5A = { VersionTuple{8, 5}, AProfile, "armv8.5-a", "+v8.5a", (ARMV8_4A.DefaultExts)}; 371 inline constexpr ArchInfo ARMV8_6A = { VersionTuple{8, 6}, AProfile, "armv8.6-a", "+v8.6a", (ARMV8_5A.DefaultExts | 372 AArch64::ExtensionBitset({AArch64::AEK_BF16, AArch64::AEK_I8MM}))}; 373 inline constexpr ArchInfo ARMV8_7A = { VersionTuple{8, 7}, AProfile, "armv8.7-a", "+v8.7a", (ARMV8_6A.DefaultExts)}; 374 inline constexpr ArchInfo ARMV8_8A = { VersionTuple{8, 8}, AProfile, "armv8.8-a", "+v8.8a", (ARMV8_7A.DefaultExts | 375 AArch64::ExtensionBitset({AArch64::AEK_MOPS, AArch64::AEK_HBC}))}; 376 inline constexpr ArchInfo ARMV8_9A = { VersionTuple{8, 9}, AProfile, "armv8.9-a", "+v8.9a", (ARMV8_8A.DefaultExts | 377 AArch64::ExtensionBitset({AArch64::AEK_SPECRES2, AArch64::AEK_CSSC, AArch64::AEK_RASv2}))}; 378 inline constexpr ArchInfo ARMV9A = { VersionTuple{9, 0}, AProfile, "armv9-a", "+v9a", (ARMV8_5A.DefaultExts | 379 AArch64::ExtensionBitset({AArch64::AEK_FP16, AArch64::AEK_SVE, AArch64::AEK_SVE2}))}; 380 inline constexpr ArchInfo ARMV9_1A = { VersionTuple{9, 1}, AProfile, "armv9.1-a", "+v9.1a", (ARMV9A.DefaultExts | 381 AArch64::ExtensionBitset({AArch64::AEK_BF16, AArch64::AEK_I8MM}))}; 382 inline constexpr ArchInfo ARMV9_2A = { VersionTuple{9, 2}, AProfile, "armv9.2-a", "+v9.2a", (ARMV9_1A.DefaultExts)}; 383 inline constexpr ArchInfo ARMV9_3A = { VersionTuple{9, 3}, AProfile, "armv9.3-a", "+v9.3a", (ARMV9_2A.DefaultExts | 384 AArch64::ExtensionBitset({AArch64::AEK_MOPS, AArch64::AEK_HBC}))}; 385 inline constexpr ArchInfo ARMV9_4A = { VersionTuple{9, 4}, AProfile, "armv9.4-a", "+v9.4a", (ARMV9_3A.DefaultExts | 386 AArch64::ExtensionBitset({AArch64::AEK_SPECRES2, AArch64::AEK_CSSC, AArch64::AEK_RASv2}))}; 387 inline constexpr ArchInfo ARMV9_5A = { VersionTuple{9, 5}, AProfile, "armv9.5-a", "+v9.5a", (ARMV9_4A.DefaultExts | 388 AArch64::ExtensionBitset({AArch64::AEK_CPA}))}; 389 // For v8-R, we do not enable crypto and align with GCC that enables a more minimal set of optional architecture extensions. 390 inline constexpr ArchInfo ARMV8R = { VersionTuple{8, 0}, RProfile, "armv8-r", "+v8r", (ARMV8_5A.DefaultExts | 391 AArch64::ExtensionBitset({AArch64::AEK_SSBS, 392 AArch64::AEK_FP16, AArch64::AEK_FP16FML, AArch64::AEK_SB}).flip(AArch64::AEK_LSE))}; 393 // clang-format on 394 395 // The set of all architectures 396 static constexpr std::array<const ArchInfo *, 17> ArchInfos = { 397 &ARMV8A, &ARMV8_1A, &ARMV8_2A, &ARMV8_3A, &ARMV8_4A, &ARMV8_5A, 398 &ARMV8_6A, &ARMV8_7A, &ARMV8_8A, &ARMV8_9A, &ARMV9A, &ARMV9_1A, 399 &ARMV9_2A, &ARMV9_3A, &ARMV9_4A, &ARMV9_5A, &ARMV8R, 400 }; 401 402 // Details of a specific CPU. 403 struct CpuInfo { 404 StringRef Name; // Name, as written for -mcpu. 405 const ArchInfo &Arch; 406 AArch64::ExtensionBitset 407 DefaultExtensions; // Default extensions for this CPU. These will be 408 // ORd with the architecture defaults. 409 410 AArch64::ExtensionBitset getImpliedExtensions() const { 411 AArch64::ExtensionBitset ImpliedExts; 412 ImpliedExts |= DefaultExtensions; 413 ImpliedExts |= Arch.DefaultExts; 414 return ImpliedExts; 415 } 416 }; 417 418 inline constexpr CpuInfo CpuInfos[] = { 419 {"cortex-a34", ARMV8A, 420 (AArch64::ExtensionBitset( 421 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 422 {"cortex-a35", ARMV8A, 423 (AArch64::ExtensionBitset( 424 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 425 {"cortex-a53", ARMV8A, 426 (AArch64::ExtensionBitset( 427 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 428 {"cortex-a55", ARMV8_2A, 429 (AArch64::ExtensionBitset( 430 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 431 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC}))}, 432 {"cortex-a510", ARMV9A, 433 (AArch64::ExtensionBitset( 434 {AArch64::AEK_BF16, AArch64::AEK_I8MM, AArch64::AEK_SB, 435 AArch64::AEK_PAUTH, AArch64::AEK_MTE, AArch64::AEK_SSBS, 436 AArch64::AEK_SVE, AArch64::AEK_SVE2, AArch64::AEK_SVE2BITPERM, 437 AArch64::AEK_FP16FML}))}, 438 {"cortex-a520", ARMV9_2A, 439 (AArch64::ExtensionBitset( 440 {AArch64::AEK_SB, AArch64::AEK_SSBS, AArch64::AEK_MTE, 441 AArch64::AEK_FP16FML, AArch64::AEK_PAUTH, AArch64::AEK_SVE2BITPERM, 442 AArch64::AEK_FLAGM, AArch64::AEK_PERFMON, AArch64::AEK_PREDRES}))}, 443 {"cortex-a57", ARMV8A, 444 (AArch64::ExtensionBitset( 445 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 446 {"cortex-a65", ARMV8_2A, 447 (AArch64::ExtensionBitset( 448 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_DOTPROD, 449 AArch64::AEK_FP16, AArch64::AEK_RCPC, AArch64::AEK_SSBS}))}, 450 {"cortex-a65ae", ARMV8_2A, 451 (AArch64::ExtensionBitset( 452 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_DOTPROD, 453 AArch64::AEK_FP16, AArch64::AEK_RCPC, AArch64::AEK_SSBS}))}, 454 {"cortex-a72", ARMV8A, 455 (AArch64::ExtensionBitset( 456 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 457 {"cortex-a73", ARMV8A, 458 (AArch64::ExtensionBitset( 459 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 460 {"cortex-a75", ARMV8_2A, 461 (AArch64::ExtensionBitset( 462 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 463 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC}))}, 464 {"cortex-a76", ARMV8_2A, 465 (AArch64::ExtensionBitset( 466 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 467 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC, AArch64::AEK_SSBS}))}, 468 {"cortex-a76ae", ARMV8_2A, 469 (AArch64::ExtensionBitset( 470 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 471 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC, AArch64::AEK_SSBS}))}, 472 {"cortex-a77", ARMV8_2A, 473 (AArch64::ExtensionBitset( 474 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 475 AArch64::AEK_RCPC, AArch64::AEK_DOTPROD, AArch64::AEK_SSBS}))}, 476 {"cortex-a78", ARMV8_2A, 477 (AArch64::ExtensionBitset( 478 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 479 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC, AArch64::AEK_SSBS, 480 AArch64::AEK_PROFILE}))}, 481 {"cortex-a78c", ARMV8_2A, 482 (AArch64::ExtensionBitset( 483 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 484 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC, AArch64::AEK_SSBS, 485 AArch64::AEK_PROFILE, AArch64::AEK_FLAGM, AArch64::AEK_PAUTH, 486 AArch64::AEK_FP16FML}))}, 487 {"cortex-a710", ARMV9A, 488 (AArch64::ExtensionBitset( 489 {AArch64::AEK_MTE, AArch64::AEK_PAUTH, AArch64::AEK_FLAGM, 490 AArch64::AEK_SB, AArch64::AEK_I8MM, AArch64::AEK_FP16FML, 491 AArch64::AEK_SVE, AArch64::AEK_SVE2, AArch64::AEK_SVE2BITPERM, 492 AArch64::AEK_BF16}))}, 493 {"cortex-a715", ARMV9A, 494 (AArch64::ExtensionBitset( 495 {AArch64::AEK_SB, AArch64::AEK_SSBS, AArch64::AEK_MTE, 496 AArch64::AEK_FP16, AArch64::AEK_FP16FML, AArch64::AEK_PAUTH, 497 AArch64::AEK_I8MM, AArch64::AEK_PREDRES, AArch64::AEK_PERFMON, 498 AArch64::AEK_PROFILE, AArch64::AEK_SVE, AArch64::AEK_SVE2BITPERM, 499 AArch64::AEK_BF16, AArch64::AEK_FLAGM}))}, 500 {"cortex-a720", ARMV9_2A, 501 (AArch64::ExtensionBitset( 502 {AArch64::AEK_SB, AArch64::AEK_SSBS, AArch64::AEK_MTE, 503 AArch64::AEK_FP16FML, AArch64::AEK_PAUTH, AArch64::AEK_SVE2BITPERM, 504 AArch64::AEK_FLAGM, AArch64::AEK_PERFMON, AArch64::AEK_PREDRES, 505 AArch64::AEK_PROFILE}))}, 506 {"cortex-r82", ARMV8R, 507 (AArch64::ExtensionBitset({AArch64::AEK_LSE}))}, 508 {"cortex-x1", ARMV8_2A, 509 (AArch64::ExtensionBitset( 510 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 511 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC, AArch64::AEK_SSBS, 512 AArch64::AEK_PROFILE}))}, 513 {"cortex-x1c", ARMV8_2A, 514 (AArch64::ExtensionBitset( 515 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16, 516 AArch64::AEK_DOTPROD, AArch64::AEK_RCPC, AArch64::AEK_SSBS, 517 AArch64::AEK_PAUTH, AArch64::AEK_PROFILE}))}, 518 {"cortex-x2", ARMV9A, 519 (AArch64::ExtensionBitset( 520 {AArch64::AEK_MTE, AArch64::AEK_BF16, AArch64::AEK_I8MM, 521 AArch64::AEK_PAUTH, AArch64::AEK_SSBS, AArch64::AEK_SB, 522 AArch64::AEK_SVE, AArch64::AEK_SVE2, AArch64::AEK_SVE2BITPERM, 523 AArch64::AEK_FP16FML}))}, 524 {"cortex-x3", ARMV9A, 525 (AArch64::ExtensionBitset( 526 {AArch64::AEK_SVE, AArch64::AEK_PERFMON, AArch64::AEK_PROFILE, 527 AArch64::AEK_BF16, AArch64::AEK_I8MM, AArch64::AEK_MTE, 528 AArch64::AEK_SVE2BITPERM, AArch64::AEK_SB, AArch64::AEK_PAUTH, 529 AArch64::AEK_FP16, AArch64::AEK_FP16FML, AArch64::AEK_PREDRES, 530 AArch64::AEK_FLAGM, AArch64::AEK_SSBS}))}, 531 {"cortex-x4", ARMV9_2A, 532 (AArch64::ExtensionBitset( 533 {AArch64::AEK_SB, AArch64::AEK_SSBS, AArch64::AEK_MTE, 534 AArch64::AEK_FP16FML, AArch64::AEK_PAUTH, AArch64::AEK_SVE2BITPERM, 535 AArch64::AEK_FLAGM, AArch64::AEK_PERFMON, AArch64::AEK_PREDRES, 536 AArch64::AEK_PROFILE}))}, 537 {"neoverse-e1", ARMV8_2A, 538 (AArch64::ExtensionBitset( 539 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_DOTPROD, 540 AArch64::AEK_FP16, AArch64::AEK_RCPC, AArch64::AEK_SSBS}))}, 541 {"neoverse-n1", ARMV8_2A, 542 (AArch64::ExtensionBitset( 543 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_DOTPROD, 544 AArch64::AEK_FP16, AArch64::AEK_PROFILE, AArch64::AEK_RCPC, 545 AArch64::AEK_SSBS}))}, 546 {"neoverse-n2", ARMV9A, 547 (AArch64::ExtensionBitset( 548 {AArch64::AEK_BF16, AArch64::AEK_DOTPROD, 549 AArch64::AEK_FP16, AArch64::AEK_I8MM, AArch64::AEK_MTE, 550 AArch64::AEK_SB, AArch64::AEK_SSBS, AArch64::AEK_SVE, 551 AArch64::AEK_SVE2, AArch64::AEK_SVE2BITPERM}))}, 552 {"neoverse-512tvb", ARMV8_4A, 553 (AArch64::ExtensionBitset( 554 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 555 AArch64::AEK_SM4, AArch64::AEK_SVE, AArch64::AEK_SSBS, 556 AArch64::AEK_FP16, AArch64::AEK_BF16, AArch64::AEK_DOTPROD, 557 AArch64::AEK_PROFILE, AArch64::AEK_RAND, AArch64::AEK_FP16FML, 558 AArch64::AEK_I8MM}))}, 559 {"neoverse-v1", ARMV8_4A, 560 (AArch64::ExtensionBitset( 561 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 562 AArch64::AEK_SM4, AArch64::AEK_SVE, AArch64::AEK_SSBS, 563 AArch64::AEK_FP16, AArch64::AEK_BF16, AArch64::AEK_DOTPROD, 564 AArch64::AEK_PROFILE, AArch64::AEK_RAND, AArch64::AEK_FP16FML, 565 AArch64::AEK_I8MM}))}, 566 {"neoverse-v2", ARMV9A, 567 (AArch64::ExtensionBitset( 568 {AArch64::AEK_SVE, AArch64::AEK_SVE2, AArch64::AEK_SSBS, 569 AArch64::AEK_FP16, AArch64::AEK_BF16, AArch64::AEK_RAND, 570 AArch64::AEK_DOTPROD, AArch64::AEK_PROFILE, AArch64::AEK_SVE2BITPERM, 571 AArch64::AEK_FP16FML, AArch64::AEK_I8MM, AArch64::AEK_MTE}))}, 572 {"cyclone", ARMV8A, 573 (AArch64::ExtensionBitset( 574 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_NONE}))}, 575 {"apple-a7", ARMV8A, 576 (AArch64::ExtensionBitset( 577 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_NONE}))}, 578 {"apple-a8", ARMV8A, 579 (AArch64::ExtensionBitset( 580 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_NONE}))}, 581 {"apple-a9", ARMV8A, 582 (AArch64::ExtensionBitset( 583 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_NONE}))}, 584 {"apple-a10", ARMV8A, 585 (AArch64::ExtensionBitset({AArch64::AEK_AES, AArch64::AEK_SHA2, 586 AArch64::AEK_CRC, 587 AArch64::AEK_RDM}))}, 588 {"apple-a11", ARMV8_2A, 589 (AArch64::ExtensionBitset( 590 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16}))}, 591 {"apple-a12", ARMV8_3A, 592 (AArch64::ExtensionBitset( 593 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16}))}, 594 {"apple-a13", ARMV8_4A, 595 (AArch64::ExtensionBitset( 596 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 597 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 598 {"apple-a14", ARMV8_5A, 599 (AArch64::ExtensionBitset( 600 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 601 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 602 {"apple-a15", ARMV8_6A, 603 (AArch64::ExtensionBitset( 604 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 605 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 606 {"apple-a16", ARMV8_6A, 607 (AArch64::ExtensionBitset( 608 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 609 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 610 {"apple-a17", ARMV8_6A, 611 (AArch64::ExtensionBitset( 612 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 613 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 614 615 {"apple-m1", ARMV8_5A, 616 (AArch64::ExtensionBitset( 617 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 618 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 619 {"apple-m2", ARMV8_6A, 620 (AArch64::ExtensionBitset( 621 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 622 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 623 {"apple-m3", ARMV8_6A, 624 (AArch64::ExtensionBitset( 625 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_SHA3, 626 AArch64::AEK_FP16, AArch64::AEK_FP16FML}))}, 627 628 {"apple-s4", ARMV8_3A, 629 (AArch64::ExtensionBitset( 630 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16}))}, 631 {"apple-s5", ARMV8_3A, 632 (AArch64::ExtensionBitset( 633 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16}))}, 634 {"exynos-m3", ARMV8A, 635 (AArch64::ExtensionBitset( 636 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 637 {"exynos-m4", ARMV8_2A, 638 (AArch64::ExtensionBitset({AArch64::AEK_AES, AArch64::AEK_SHA2, 639 AArch64::AEK_DOTPROD, 640 AArch64::AEK_FP16}))}, 641 {"exynos-m5", ARMV8_2A, 642 (AArch64::ExtensionBitset({AArch64::AEK_AES, AArch64::AEK_SHA2, 643 AArch64::AEK_DOTPROD, 644 AArch64::AEK_FP16}))}, 645 {"falkor", ARMV8A, 646 (AArch64::ExtensionBitset({AArch64::AEK_AES, AArch64::AEK_SHA2, 647 AArch64::AEK_CRC, 648 AArch64::AEK_RDM}))}, 649 {"saphira", ARMV8_3A, 650 (AArch64::ExtensionBitset( 651 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_PROFILE}))}, 652 {"kryo", ARMV8A, 653 (AArch64::ExtensionBitset( 654 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 655 {"thunderx2t99", ARMV8_1A, 656 (AArch64::ExtensionBitset( 657 {AArch64::AEK_AES, AArch64::AEK_SHA2}))}, 658 {"thunderx3t110", ARMV8_3A, 659 (AArch64::ExtensionBitset( 660 {AArch64::AEK_AES, AArch64::AEK_SHA2}))}, 661 {"thunderx", ARMV8A, 662 (AArch64::ExtensionBitset( 663 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 664 {"thunderxt88", ARMV8A, 665 (AArch64::ExtensionBitset( 666 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 667 {"thunderxt81", ARMV8A, 668 (AArch64::ExtensionBitset( 669 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 670 {"thunderxt83", ARMV8A, 671 (AArch64::ExtensionBitset( 672 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_CRC}))}, 673 {"tsv110", ARMV8_2A, 674 (AArch64::ExtensionBitset( 675 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_DOTPROD, 676 AArch64::AEK_FP16, AArch64::AEK_FP16FML, AArch64::AEK_PROFILE}))}, 677 {"a64fx", ARMV8_2A, 678 (AArch64::ExtensionBitset({AArch64::AEK_AES, AArch64::AEK_SHA2, 679 AArch64::AEK_FP16, 680 AArch64::AEK_SVE}))}, 681 {"carmel", ARMV8_2A, 682 (AArch64::ExtensionBitset( 683 {AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_FP16}))}, 684 {"ampere1", ARMV8_6A, 685 (AArch64::ExtensionBitset({AArch64::AEK_AES, AArch64::AEK_SHA2, 686 AArch64::AEK_SHA3, AArch64::AEK_FP16, 687 AArch64::AEK_SB, AArch64::AEK_SSBS, 688 AArch64::AEK_RAND}))}, 689 {"ampere1a", ARMV8_6A, 690 (AArch64::ExtensionBitset( 691 {AArch64::AEK_FP16, AArch64::AEK_RAND, AArch64::AEK_SM4, 692 AArch64::AEK_SHA3, AArch64::AEK_SHA2, AArch64::AEK_AES, 693 AArch64::AEK_MTE, AArch64::AEK_SB, AArch64::AEK_SSBS}))}, 694 }; 695 696 // An alias for a CPU. 697 struct CpuAlias { 698 StringRef Alias; 699 StringRef Name; 700 }; 701 702 inline constexpr CpuAlias CpuAliases[] = {{"grace", "neoverse-v2"}}; 703 704 bool getExtensionFeatures( 705 const AArch64::ExtensionBitset &Extensions, 706 std::vector<StringRef> &Features); 707 708 StringRef getArchExtFeature(StringRef ArchExt); 709 StringRef resolveCPUAlias(StringRef CPU); 710 711 // Information by Name 712 std::optional<ArchInfo> getArchForCpu(StringRef CPU); 713 714 // Parser 715 std::optional<ArchInfo> parseArch(StringRef Arch); 716 std::optional<ExtensionInfo> parseArchExtension(StringRef Extension); 717 // Given the name of a CPU or alias, return the correponding CpuInfo. 718 std::optional<CpuInfo> parseCpu(StringRef Name); 719 // Used by target parser tests 720 void fillValidCPUArchList(SmallVectorImpl<StringRef> &Values); 721 722 bool isX18ReservedByDefault(const Triple &TT); 723 724 // For given feature names, return a bitmask corresponding to the entries of 725 // AArch64::CPUFeatures. The values in CPUFeatures are not bitmasks 726 // themselves, they are sequential (0, 1, 2, 3, ...). 727 uint64_t getCpuSupportsMask(ArrayRef<StringRef> FeatureStrs); 728 729 void PrintSupportedExtensions(StringMap<StringRef> DescMap); 730 731 } // namespace AArch64 732 } // namespace llvm 733 734 #endif 735