| //===-- AArch64TargetParser - Parser for AArch64 features -------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file implements a target parser to recognise AArch64 hardware features |
| // such as FPU/CPU/ARCH and extension names. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_TARGETPARSER_AARCH64TARGETPARSER_H |
| #define LLVM_TARGETPARSER_AARCH64TARGETPARSER_H |
| |
| #include "llvm/ADT/ArrayRef.h" |
| #include "llvm/ADT/StringRef.h" |
| #include "llvm/Support/VersionTuple.h" |
| #include <array> |
| #include <vector> |
| |
| namespace llvm { |
| |
| class Triple; |
| |
| namespace AArch64 { |
| enum CPUFeatures { |
| FEAT_RNG, |
| FEAT_FLAGM, |
| FEAT_FLAGM2, |
| FEAT_FP16FML, |
| FEAT_DOTPROD, |
| FEAT_SM4, |
| FEAT_RDM, |
| FEAT_LSE, |
| FEAT_FP, |
| FEAT_SIMD, |
| FEAT_CRC, |
| FEAT_SHA1, |
| FEAT_SHA2, |
| FEAT_SHA3, |
| FEAT_AES, |
| FEAT_PMULL, |
| FEAT_FP16, |
| FEAT_DIT, |
| FEAT_DPB, |
| FEAT_DPB2, |
| FEAT_JSCVT, |
| FEAT_FCMA, |
| FEAT_RCPC, |
| FEAT_RCPC2, |
| FEAT_FRINTTS, |
| FEAT_DGH, |
| FEAT_I8MM, |
| FEAT_BF16, |
| FEAT_EBF16, |
| FEAT_RPRES, |
| FEAT_SVE, |
| FEAT_SVE_BF16, |
| FEAT_SVE_EBF16, |
| FEAT_SVE_I8MM, |
| FEAT_SVE_F32MM, |
| FEAT_SVE_F64MM, |
| FEAT_SVE2, |
| FEAT_SVE_AES, |
| FEAT_SVE_PMULL128, |
| FEAT_SVE_BITPERM, |
| FEAT_SVE_SHA3, |
| FEAT_SVE_SM4, |
| FEAT_SME, |
| FEAT_MEMTAG, |
| FEAT_MEMTAG2, |
| FEAT_MEMTAG3, |
| FEAT_SB, |
| FEAT_PREDRES, |
| FEAT_SSBS, |
| FEAT_SSBS2, |
| FEAT_BTI, |
| FEAT_LS64, |
| FEAT_LS64_V, |
| FEAT_LS64_ACCDATA, |
| FEAT_WFXT, |
| FEAT_SME_F64, |
| FEAT_SME_I64, |
| FEAT_SME2, |
| FEAT_MAX |
| }; |
| |
| // Arch extension modifiers for CPUs. These are labelled with their Arm ARM |
| // feature name (though the canonical reference for those is AArch64.td) |
| // clang-format off |
| enum ArchExtKind : uint64_t { |
| AEK_INVALID = 0, |
| AEK_NONE = 1, |
| AEK_CRC = 1 << 1, // FEAT_CRC32 |
| AEK_CRYPTO = 1 << 2, |
| AEK_FP = 1 << 3, // FEAT_FP |
| AEK_SIMD = 1 << 4, // FEAT_AdvSIMD |
| AEK_FP16 = 1 << 5, // FEAT_FP16 |
| AEK_PROFILE = 1 << 6, // FEAT_SPE |
| AEK_RAS = 1 << 7, // FEAT_RAS, FEAT_RASv1p1 |
| AEK_LSE = 1 << 8, // FEAT_LSE |
| AEK_SVE = 1 << 9, // FEAT_SVE |
| AEK_DOTPROD = 1 << 10, // FEAT_DotProd |
| AEK_RCPC = 1 << 11, // FEAT_LRCPC |
| AEK_RDM = 1 << 12, // FEAT_RDM |
| AEK_SM4 = 1 << 13, // FEAT_SM4, FEAT_SM3 |
| AEK_SHA3 = 1 << 14, // FEAT_SHA3, FEAT_SHA512 |
| AEK_SHA2 = 1 << 15, // FEAT_SHA1, FEAT_SHA256 |
| AEK_AES = 1 << 16, // FEAT_AES, FEAT_PMULL |
| AEK_FP16FML = 1 << 17, // FEAT_FHM |
| AEK_RAND = 1 << 18, // FEAT_RNG |
| AEK_MTE = 1 << 19, // FEAT_MTE, FEAT_MTE2 |
| AEK_SSBS = 1 << 20, // FEAT_SSBS, FEAT_SSBS2 |
| AEK_SB = 1 << 21, // FEAT_SB |
| AEK_PREDRES = 1 << 22, // FEAT_SPECRES |
| AEK_SVE2 = 1 << 23, // FEAT_SVE2 |
| AEK_SVE2AES = 1 << 24, // FEAT_SVE_AES, FEAT_SVE_PMULL128 |
| AEK_SVE2SM4 = 1 << 25, // FEAT_SVE_SM4 |
| AEK_SVE2SHA3 = 1 << 26, // FEAT_SVE_SHA3 |
| AEK_SVE2BITPERM = 1 << 27, // FEAT_SVE_BitPerm |
| AEK_TME = 1 << 28, // FEAT_TME |
| AEK_BF16 = 1 << 29, // FEAT_BF16 |
| AEK_I8MM = 1 << 30, // FEAT_I8MM |
| AEK_F32MM = 1ULL << 31, // FEAT_F32MM |
| AEK_F64MM = 1ULL << 32, // FEAT_F64MM |
| AEK_LS64 = 1ULL << 33, // FEAT_LS64, FEAT_LS64_V, FEAT_LS64_ACCDATA |
| AEK_BRBE = 1ULL << 34, // FEAT_BRBE |
| AEK_PAUTH = 1ULL << 35, // FEAT_PAuth |
| AEK_FLAGM = 1ULL << 36, // FEAT_FlagM |
| AEK_SME = 1ULL << 37, // FEAT_SME |
| AEK_SMEF64F64 = 1ULL << 38, // FEAT_SME_F64F64 |
| AEK_SMEI16I64 = 1ULL << 39, // FEAT_SME_I16I64 |
| AEK_HBC = 1ULL << 40, // FEAT_HBC |
| AEK_MOPS = 1ULL << 41, // FEAT_MOPS |
| AEK_PERFMON = 1ULL << 42, // FEAT_PMUv3 |
| AEK_SME2 = 1ULL << 43, // FEAT_SME2 |
| AEK_SVE2p1 = 1ULL << 44, // FEAT_SVE2p1 |
| AEK_SME2p1 = 1ULL << 45, // FEAT_SME2p1 |
| AEK_B16B16 = 1ULL << 46, // FEAT_B16B16 |
| AEK_SMEF16F16 = 1ULL << 47, // FEAT_SMEF16F16 |
| AEK_CSSC = 1ULL << 48, // FEAT_CSSC |
| AEK_RCPC3 = 1ULL << 49, // FEAT_LRCPC3 |
| AEK_THE = 1ULL << 50, // FEAT_THE |
| AEK_D128 = 1ULL << 51, // FEAT_D128 |
| AEK_LSE128 = 1ULL << 52, // FEAT_LSE128 |
| AEK_SPECRES2 = 1ULL << 53, // FEAT_SPECRES2 |
| AEK_RASv2 = 1ULL << 54, // FEAT_RASv2 |
| AEK_ITE = 1ULL << 55, // FEAT_ITE |
| }; |
| // clang-format on |
| |
| // Represents an extension that can be enabled with -march=<arch>+<extension>. |
| // Typically these correspond to Arm Architecture extensions, unlike |
| // SubtargetFeature which may represent either an actual extension or some |
| // internal LLVM property. |
| struct ExtensionInfo { |
| StringRef Name; // Human readable name, e.g. "profile". |
| ArchExtKind ID; // Corresponding to the ArchExtKind, this extensions |
| // representation in the bitfield. |
| StringRef Feature; // -mattr enable string, e.g. "+spe" |
| StringRef NegFeature; // -mattr disable string, e.g. "-spe" |
| |
| // FIXME These were added by D127812 FMV support and need documenting: |
| CPUFeatures CPUFeature; // Bitfield value set in __aarch64_cpu_features |
| StringRef DependentFeatures; |
| unsigned FmvPriority; |
| static constexpr unsigned MaxFMVPriority = 1000; |
| }; |
| |
| // clang-format off |
| inline constexpr ExtensionInfo Extensions[] = { |
| {"aes", AArch64::AEK_AES, "+aes", "-aes", FEAT_AES, "+fp-armv8,+neon", 150}, |
| {"b16b16", AArch64::AEK_B16B16, "+b16b16", "-b16b16", FEAT_MAX, "", 0}, |
| {"bf16", AArch64::AEK_BF16, "+bf16", "-bf16", FEAT_BF16, "+bf16", 280}, |
| {"brbe", AArch64::AEK_BRBE, "+brbe", "-brbe", FEAT_MAX, "", 0}, |
| {"bti", AArch64::AEK_NONE, {}, {}, FEAT_BTI, "+bti", 510}, |
| {"crc", AArch64::AEK_CRC, "+crc", "-crc", FEAT_CRC, "+crc", 110}, |
| {"crypto", AArch64::AEK_CRYPTO, "+crypto", "-crypto", FEAT_MAX, "", 0}, |
| {"cssc", AArch64::AEK_CSSC, "+cssc", "-cssc", FEAT_MAX, "", 0}, |
| {"d128", AArch64::AEK_D128, "+d128", "-d128", FEAT_MAX, "", 0}, |
| {"dgh", AArch64::AEK_NONE, {}, {}, FEAT_DGH, "", 260}, |
| {"dit", AArch64::AEK_NONE, {}, {}, FEAT_DIT, "+dit", 180}, |
| {"dotprod", AArch64::AEK_DOTPROD, "+dotprod", "-dotprod", FEAT_DOTPROD, "+dotprod,+fp-armv8,+neon", 50}, |
| {"dpb", AArch64::AEK_NONE, {}, {}, FEAT_DPB, "+ccpp", 190}, |
| {"dpb2", AArch64::AEK_NONE, {}, {}, FEAT_DPB2, "+ccpp,+ccdp", 200}, |
| {"ebf16", AArch64::AEK_NONE, {}, {}, FEAT_EBF16, "+bf16", 290}, |
| {"f32mm", AArch64::AEK_F32MM, "+f32mm", "-f32mm", FEAT_SVE_F32MM, "+sve,+f32mm,+fullfp16,+fp-armv8,+neon", 350}, |
| {"f64mm", AArch64::AEK_F64MM, "+f64mm", "-f64mm", FEAT_SVE_F64MM, "+sve,+f64mm,+fullfp16,+fp-armv8,+neon", 360}, |
| {"fcma", AArch64::AEK_NONE, {}, {}, FEAT_FCMA, "+fp-armv8,+neon,+complxnum", 220}, |
| {"flagm", AArch64::AEK_FLAGM, "+flagm", "-flagm", FEAT_FLAGM, "+flagm", 20}, |
| {"flagm2", AArch64::AEK_NONE, {}, {}, FEAT_FLAGM2, "+flagm,+altnzcv", 30}, |
| {"fp", AArch64::AEK_FP, "+fp-armv8", "-fp-armv8", FEAT_FP, "+fp-armv8,+neon", 90}, |
| {"fp16", AArch64::AEK_FP16, "+fullfp16", "-fullfp16", FEAT_FP16, "+fullfp16,+fp-armv8,+neon", 170}, |
| {"fp16fml", AArch64::AEK_FP16FML, "+fp16fml", "-fp16fml", FEAT_FP16FML, "+fp16fml,+fullfp16,+fp-armv8,+neon", 40}, |
| {"frintts", AArch64::AEK_NONE, {}, {}, FEAT_FRINTTS, "+fptoint", 250}, |
| {"hbc", AArch64::AEK_HBC, "+hbc", "-hbc", FEAT_MAX, "", 0}, |
| {"i8mm", AArch64::AEK_I8MM, "+i8mm", "-i8mm", FEAT_I8MM, "+i8mm", 270}, |
| {"ite", AArch64::AEK_ITE, "+ite", "-ite", FEAT_MAX, "", 0}, |
| {"jscvt", AArch64::AEK_NONE, {}, {}, FEAT_JSCVT, "+fp-armv8,+neon,+jsconv", 210}, |
| {"ls64_accdata", AArch64::AEK_NONE, {}, {}, FEAT_LS64_ACCDATA, "+ls64", 540}, |
| {"ls64_v", AArch64::AEK_NONE, {}, {}, FEAT_LS64_V, "", 530}, |
| {"ls64", AArch64::AEK_LS64, "+ls64", "-ls64", FEAT_LS64, "", 520}, |
| {"lse", AArch64::AEK_LSE, "+lse", "-lse", FEAT_LSE, "+lse", 80}, |
| {"lse128", AArch64::AEK_LSE128, "+lse128", "-lse128", FEAT_MAX, "", 0}, |
| {"memtag", AArch64::AEK_MTE, "+mte", "-mte", FEAT_MEMTAG, "", 440}, |
| {"memtag2", AArch64::AEK_NONE, {}, {}, FEAT_MEMTAG2, "+mte", 450}, |
| {"memtag3", AArch64::AEK_NONE, {}, {}, FEAT_MEMTAG3, "+mte", 460}, |
| {"mops", AArch64::AEK_MOPS, "+mops", "-mops", FEAT_MAX, "", 0}, |
| {"pauth", AArch64::AEK_PAUTH, "+pauth", "-pauth", FEAT_MAX, "", 0}, |
| {"pmull", AArch64::AEK_NONE, {}, {}, FEAT_PMULL, "+aes,+fp-armv8,+neon", 160}, |
| {"pmuv3", AArch64::AEK_PERFMON, "+perfmon", "-perfmon", FEAT_MAX, "", 0}, |
| {"predres", AArch64::AEK_PREDRES, "+predres", "-predres", FEAT_PREDRES, "+predres", 480}, |
| {"predres2", AArch64::AEK_SPECRES2, "+specres2", "-specres2", FEAT_MAX, "", 0}, |
| {"profile", AArch64::AEK_PROFILE, "+spe", "-spe", FEAT_MAX, "", 0}, |
| {"ras", AArch64::AEK_RAS, "+ras", "-ras", FEAT_MAX, "", 0}, |
| {"rasv2", AArch64::AEK_RASv2, "+rasv2", "-rasv2", FEAT_MAX, "", 0}, |
| {"rcpc", AArch64::AEK_RCPC, "+rcpc", "-rcpc", FEAT_RCPC, "+rcpc", 230}, |
| {"rcpc2", AArch64::AEK_NONE, {}, {}, FEAT_RCPC2, "+rcpc", 240}, |
| {"rcpc3", AArch64::AEK_RCPC3, "+rcpc3", "-rcpc3", FEAT_MAX, "", 0}, |
| {"rdm", AArch64::AEK_RDM, "+rdm", "-rdm", FEAT_RDM, "+rdm,+fp-armv8,+neon", 70}, |
| {"rng", AArch64::AEK_RAND, "+rand", "-rand", FEAT_RNG, "+rand", 10}, |
| {"rpres", AArch64::AEK_NONE, {}, {}, FEAT_RPRES, "", 300}, |
| {"sb", AArch64::AEK_SB, "+sb", "-sb", FEAT_SB, "+sb", 470}, |
| {"sha1", AArch64::AEK_NONE, {}, {}, FEAT_SHA1, "+fp-armv8,+neon", 120}, |
| {"sha2", AArch64::AEK_SHA2, "+sha2", "-sha2", FEAT_SHA2, "+sha2,+fp-armv8,+neon", 130}, |
| {"sha3", AArch64::AEK_SHA3, "+sha3", "-sha3", FEAT_SHA3, "+sha3,+sha2,+fp-armv8,+neon", 140}, |
| {"simd", AArch64::AEK_SIMD, "+neon", "-neon", FEAT_SIMD, "+fp-armv8,+neon", 100}, |
| {"sm4", AArch64::AEK_SM4, "+sm4", "-sm4", FEAT_SM4, "+sm4,+fp-armv8,+neon", 60}, |
| {"sme-f16f16", AArch64::AEK_SMEF16F16, "+sme-f16f16", "-sme-f16f16", FEAT_MAX, "", 0}, |
| {"sme-f64f64", AArch64::AEK_SMEF64F64, "+sme-f64f64", "-sme-f64f64", FEAT_SME_F64, "+sme,+sme-f64f64,+bf16", 560}, |
| {"sme-i16i64", AArch64::AEK_SMEI16I64, "+sme-i16i64", "-sme-i16i64", FEAT_SME_I64, "+sme,+sme-i16i64,+bf16", 570}, |
| {"sme", AArch64::AEK_SME, "+sme", "-sme", FEAT_SME, "+sme,+bf16", 430}, |
| {"sme2", AArch64::AEK_SME2, "+sme2", "-sme2", FEAT_SME2, "+sme2,+sme,+bf16", 580}, |
| {"sme2p1", AArch64::AEK_SME2p1, "+sme2p1", "-sme2p1", FEAT_MAX, "", 0}, |
| {"ssbs", AArch64::AEK_SSBS, "+ssbs", "-ssbs", FEAT_SSBS, "", 490}, |
| {"ssbs2", AArch64::AEK_NONE, {}, {}, FEAT_SSBS2, "+ssbs", 500}, |
| {"sve-bf16", AArch64::AEK_NONE, {}, {}, FEAT_SVE_BF16, "+sve,+bf16,+fullfp16,+fp-armv8,+neon", 320}, |
| {"sve-ebf16", AArch64::AEK_NONE, {}, {}, FEAT_SVE_EBF16, "+sve,+bf16,+fullfp16,+fp-armv8,+neon", 330}, |
| {"sve-i8mm", AArch64::AEK_NONE, {}, {}, FEAT_SVE_I8MM, "+sve,+i8mm,+fullfp16,+fp-armv8,+neon", 340}, |
| {"sve", AArch64::AEK_SVE, "+sve", "-sve", FEAT_SVE, "+sve,+fullfp16,+fp-armv8,+neon", 310}, |
| {"sve2-aes", AArch64::AEK_SVE2AES, "+sve2-aes", "-sve2-aes", FEAT_SVE_AES, "+sve2,+sve,+sve2-aes,+fullfp16,+fp-armv8,+neon", 380}, |
| {"sve2-bitperm", AArch64::AEK_SVE2BITPERM, "+sve2-bitperm", "-sve2-bitperm", FEAT_SVE_BITPERM, "+sve2,+sve,+sve2-bitperm,+fullfp16,+fp-armv8,+neon", 400}, |
| {"sve2-pmull128", AArch64::AEK_NONE, {}, {}, FEAT_SVE_PMULL128, "+sve2,+sve,+sve2-aes,+fullfp16,+fp-armv8,+neon", 390}, |
| {"sve2-sha3", AArch64::AEK_SVE2SHA3, "+sve2-sha3", "-sve2-sha3", FEAT_SVE_SHA3, "+sve2,+sve,+sve2-sha3,+fullfp16,+fp-armv8,+neon", 410}, |
| {"sve2-sm4", AArch64::AEK_SVE2SM4, "+sve2-sm4", "-sve2-sm4", FEAT_SVE_SM4, "+sve2,+sve,+sve2-sm4,+fullfp16,+fp-armv8,+neon", 420}, |
| {"sve2", AArch64::AEK_SVE2, "+sve2", "-sve2", FEAT_SVE2, "+sve2,+sve,+fullfp16,+fp-armv8,+neon", 370}, |
| {"sve2p1", AArch64::AEK_SVE2p1, "+sve2p1", "-sve2p1", FEAT_MAX, "", 0}, |
| {"the", AArch64::AEK_THE, "+the", "-the", FEAT_MAX, "", 0}, |
| {"tme", AArch64::AEK_TME, "+tme", "-tme", FEAT_MAX, "", 0}, |
| {"wfxt", AArch64::AEK_NONE, {}, {}, FEAT_WFXT, "+wfxt", 550}, |
| // Special cases |
| {"none", AArch64::AEK_NONE, {}, {}, FEAT_MAX, "", ExtensionInfo::MaxFMVPriority}, |
| {"invalid", AArch64::AEK_INVALID, {}, {}, FEAT_MAX, "", 0}, |
| }; |
| // clang-format on |
| |
| enum ArchProfile { AProfile = 'A', RProfile = 'R', InvalidProfile = '?' }; |
| |
| // Information about a specific architecture, e.g. V8.1-A |
| struct ArchInfo { |
| VersionTuple Version; // Architecture version, major + minor. |
| ArchProfile Profile; // Architecuture profile |
| StringRef Name; // Human readable name, e.g. "armv8.1-a" |
| StringRef ArchFeature; // Command line feature flag, e.g. +v8a |
| uint64_t DefaultExts; // bitfield of default extensions ArchExtKind |
| |
| bool operator==(const ArchInfo &Other) const { |
| return this->Name == Other.Name; |
| } |
| bool operator!=(const ArchInfo &Other) const { |
| return this->Name != Other.Name; |
| } |
| |
| // Defines the following partial order, indicating when an architecture is |
| // a superset of another: |
| // |
| // v9.4a > v9.3a > v9.3a > v9.3a > v9a; |
| // v v v v v |
| // v8.9a > v8.8a > v8.7a > v8.6a > v8.5a > v8.4a > ... > v8a; |
| // |
| // v8r and INVALID have no relation to anything. This is used to |
| // determine which features to enable for a given architecture. See |
| // AArch64TargetInfo::setFeatureEnabled. |
| bool implies(const ArchInfo &Other) const { |
| if (this->Profile != Other.Profile) |
| return false; // ARMV8R and INVALID |
| if (this->Version.getMajor() == Other.Version.getMajor()) { |
| return this->Version > Other.Version; |
| } |
| if (this->Version.getMajor() == 9 && Other.Version.getMajor() == 8) { |
| return this->Version.getMinor().value() + 5 >= |
| Other.Version.getMinor().value(); |
| } |
| return false; |
| } |
| |
| // Return ArchFeature without the leading "+". |
| StringRef getSubArch() const { return ArchFeature.substr(1); } |
| |
| // Search for ArchInfo by SubArch name |
| static const ArchInfo &findBySubArch(StringRef SubArch); |
| }; |
| |
| // clang-format off |
| inline constexpr ArchInfo INVALID = { VersionTuple{0, 0}, AProfile, "invalid", "+", (AArch64::AEK_NONE)}; |
| inline constexpr ArchInfo ARMV8A = { VersionTuple{8, 0}, AProfile, "armv8-a", "+v8a", (AArch64::AEK_FP | AArch64::AEK_SIMD), }; |
| inline constexpr ArchInfo ARMV8_1A = { VersionTuple{8, 1}, AProfile, "armv8.1-a", "+v8.1a", (ARMV8A.DefaultExts | AArch64::AEK_CRC | AArch64::AEK_LSE | AArch64::AEK_RDM)}; |
| inline constexpr ArchInfo ARMV8_2A = { VersionTuple{8, 2}, AProfile, "armv8.2-a", "+v8.2a", (ARMV8_1A.DefaultExts | AArch64::AEK_RAS)}; |
| inline constexpr ArchInfo ARMV8_3A = { VersionTuple{8, 3}, AProfile, "armv8.3-a", "+v8.3a", (ARMV8_2A.DefaultExts | AArch64::AEK_RCPC)}; |
| inline constexpr ArchInfo ARMV8_4A = { VersionTuple{8, 4}, AProfile, "armv8.4-a", "+v8.4a", (ARMV8_3A.DefaultExts | AArch64::AEK_DOTPROD)}; |
| inline constexpr ArchInfo ARMV8_5A = { VersionTuple{8, 5}, AProfile, "armv8.5-a", "+v8.5a", (ARMV8_4A.DefaultExts)}; |
| inline constexpr ArchInfo ARMV8_6A = { VersionTuple{8, 6}, AProfile, "armv8.6-a", "+v8.6a", (ARMV8_5A.DefaultExts | AArch64::AEK_BF16 | AArch64::AEK_I8MM)}; |
| inline constexpr ArchInfo ARMV8_7A = { VersionTuple{8, 7}, AProfile, "armv8.7-a", "+v8.7a", (ARMV8_6A.DefaultExts)}; |
| inline constexpr ArchInfo ARMV8_8A = { VersionTuple{8, 8}, AProfile, "armv8.8-a", "+v8.8a", (ARMV8_7A.DefaultExts | AArch64::AEK_MOPS | AArch64::AEK_HBC)}; |
| inline constexpr ArchInfo ARMV8_9A = { VersionTuple{8, 9}, AProfile, "armv8.9-a", "+v8.9a", (ARMV8_8A.DefaultExts | AArch64::AEK_SPECRES2 | AArch64::AEK_CSSC | AArch64::AEK_RASv2)}; |
| inline constexpr ArchInfo ARMV9A = { VersionTuple{9, 0}, AProfile, "armv9-a", "+v9a", (ARMV8_5A.DefaultExts | AArch64::AEK_FP16 | AArch64::AEK_SVE | AArch64::AEK_SVE2)}; |
| inline constexpr ArchInfo ARMV9_1A = { VersionTuple{9, 1}, AProfile, "armv9.1-a", "+v9.1a", (ARMV9A.DefaultExts | AArch64::AEK_BF16 | AArch64::AEK_I8MM)}; |
| inline constexpr ArchInfo ARMV9_2A = { VersionTuple{9, 2}, AProfile, "armv9.2-a", "+v9.2a", (ARMV9_1A.DefaultExts)}; |
| inline constexpr ArchInfo ARMV9_3A = { VersionTuple{9, 3}, AProfile, "armv9.3-a", "+v9.3a", (ARMV9_2A.DefaultExts | AArch64::AEK_MOPS | AArch64::AEK_HBC)}; |
| inline constexpr ArchInfo ARMV9_4A = { VersionTuple{9, 4}, AProfile, "armv9.4-a", "+v9.4a", (ARMV9_3A.DefaultExts | AArch64::AEK_SPECRES2 | AArch64::AEK_CSSC | AArch64::AEK_RASv2)}; |
| // For v8-R, we do not enable crypto and align with GCC that enables a more minimal set of optional architecture extensions. |
| inline constexpr ArchInfo ARMV8R = { VersionTuple{8, 0}, RProfile, "armv8-r", "+v8r", ((ARMV8_5A.DefaultExts ^ AArch64::AEK_LSE) | AArch64::AEK_SSBS | AArch64::AEK_FP16 | AArch64::AEK_FP16FML | AArch64::AEK_SB), }; |
| // clang-format on |
| |
| // The set of all architectures |
| static constexpr std::array<const ArchInfo *, 17> ArchInfos = { |
| &INVALID, &ARMV8A, &ARMV8_1A, &ARMV8_2A, &ARMV8_3A, &ARMV8_4A, |
| &ARMV8_5A, &ARMV8_6A, &ARMV8_7A, &ARMV8_8A, &ARMV8_9A, &ARMV9A, |
| &ARMV9_1A, &ARMV9_2A, &ARMV9_3A, &ARMV9_4A, &ARMV8R, |
| }; |
| |
| // Details of a specific CPU. |
| struct CpuInfo { |
| StringRef Name; // Name, as written for -mcpu. |
| const ArchInfo &Arch; |
| uint64_t DefaultExtensions; // Default extensions for this CPU. These will be |
| // ORd with the architecture defaults. |
| }; |
| |
| inline constexpr CpuInfo CpuInfos[] = { |
| {"cortex-a34", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_CRC)}, |
| {"cortex-a35", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_CRC)}, |
| {"cortex-a53", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_CRC)}, |
| {"cortex-a55", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD | |
| AArch64::AEK_RCPC)}, |
| {"cortex-a510", ARMV9A, |
| (AArch64::AEK_BF16 | AArch64::AEK_I8MM | AArch64::AEK_SB | |
| AArch64::AEK_PAUTH | AArch64::AEK_MTE | AArch64::AEK_SSBS | |
| AArch64::AEK_SVE | AArch64::AEK_SVE2 | AArch64::AEK_SVE2BITPERM | |
| AArch64::AEK_FP16FML)}, |
| {"cortex-a57", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_CRC)}, |
| {"cortex-a65", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_DOTPROD | AArch64::AEK_FP16 | |
| AArch64::AEK_RCPC | AArch64::AEK_SSBS)}, |
| {"cortex-a65ae", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_DOTPROD | AArch64::AEK_FP16 | |
| AArch64::AEK_RCPC | AArch64::AEK_SSBS)}, |
| {"cortex-a72", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_CRC)}, |
| {"cortex-a73", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_CRC)}, |
| {"cortex-a75", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD | |
| AArch64::AEK_RCPC)}, |
| {"cortex-a76", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD | |
| AArch64::AEK_RCPC | AArch64::AEK_SSBS)}, |
| {"cortex-a76ae", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD | |
| AArch64::AEK_RCPC | AArch64::AEK_SSBS)}, |
| {"cortex-a77", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_RCPC | |
| AArch64::AEK_DOTPROD | AArch64::AEK_SSBS)}, |
| {"cortex-a78", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD | |
| AArch64::AEK_RCPC | AArch64::AEK_SSBS | AArch64::AEK_PROFILE)}, |
| {"cortex-a78c", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD | |
| AArch64::AEK_RCPC | AArch64::AEK_SSBS | AArch64::AEK_PROFILE | |
| AArch64::AEK_FLAGM | AArch64::AEK_PAUTH | AArch64::AEK_FP16FML)}, |
| {"cortex-a710", ARMV9A, |
| (AArch64::AEK_MTE | AArch64::AEK_PAUTH | AArch64::AEK_FLAGM | |
| AArch64::AEK_SB | AArch64::AEK_I8MM | AArch64::AEK_FP16FML | |
| AArch64::AEK_SVE | AArch64::AEK_SVE2 | AArch64::AEK_SVE2BITPERM | |
| AArch64::AEK_BF16)}, |
| {"cortex-a715", ARMV9A, |
| (AArch64::AEK_SB | AArch64::AEK_SSBS | AArch64::AEK_MTE | |
| AArch64::AEK_FP16 | AArch64::AEK_FP16FML | AArch64::AEK_PAUTH | |
| AArch64::AEK_I8MM | AArch64::AEK_PREDRES | AArch64::AEK_PERFMON | |
| AArch64::AEK_PROFILE | AArch64::AEK_SVE | AArch64::AEK_SVE2BITPERM | |
| AArch64::AEK_BF16 | AArch64::AEK_FLAGM)}, |
| {"cortex-r82", ARMV8R, (AArch64::AEK_LSE)}, |
| {"cortex-x1", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD | |
| AArch64::AEK_RCPC | AArch64::AEK_SSBS | AArch64::AEK_PROFILE)}, |
| {"cortex-x1c", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD | |
| AArch64::AEK_RCPC | AArch64::AEK_SSBS | AArch64::AEK_PAUTH | |
| AArch64::AEK_PROFILE)}, |
| {"cortex-x2", ARMV9A, |
| (AArch64::AEK_MTE | AArch64::AEK_BF16 | AArch64::AEK_I8MM | |
| AArch64::AEK_PAUTH | AArch64::AEK_SSBS | AArch64::AEK_SB | |
| AArch64::AEK_SVE | AArch64::AEK_SVE2 | AArch64::AEK_SVE2BITPERM | |
| AArch64::AEK_FP16FML)}, |
| {"cortex-x3", ARMV9A, |
| (AArch64::AEK_SVE | AArch64::AEK_PERFMON | AArch64::AEK_PROFILE | |
| AArch64::AEK_BF16 | AArch64::AEK_I8MM | AArch64::AEK_MTE | |
| AArch64::AEK_SVE2BITPERM | AArch64::AEK_SB | AArch64::AEK_PAUTH | |
| AArch64::AEK_FP16 | AArch64::AEK_FP16FML | AArch64::AEK_PREDRES | |
| AArch64::AEK_FLAGM | AArch64::AEK_SSBS)}, |
| {"neoverse-e1", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_DOTPROD | AArch64::AEK_FP16 | |
| AArch64::AEK_RCPC | AArch64::AEK_SSBS)}, |
| {"neoverse-n1", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_DOTPROD | AArch64::AEK_FP16 | |
| AArch64::AEK_PROFILE | AArch64::AEK_RCPC | AArch64::AEK_SSBS)}, |
| {"neoverse-n2", ARMV8_5A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_BF16 | AArch64::AEK_DOTPROD | |
| AArch64::AEK_FP16 | AArch64::AEK_I8MM | AArch64::AEK_MTE | |
| AArch64::AEK_SB | AArch64::AEK_SSBS | AArch64::AEK_SVE | |
| AArch64::AEK_SVE2 | AArch64::AEK_SVE2BITPERM)}, |
| {"neoverse-512tvb", ARMV8_4A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_SVE | AArch64::AEK_SSBS | |
| AArch64::AEK_FP16 | AArch64::AEK_BF16 | AArch64::AEK_DOTPROD | |
| AArch64::AEK_PROFILE | AArch64::AEK_RAND | AArch64::AEK_FP16FML | |
| AArch64::AEK_I8MM)}, |
| {"neoverse-v1", ARMV8_4A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_SVE | AArch64::AEK_SSBS | |
| AArch64::AEK_FP16 | AArch64::AEK_BF16 | AArch64::AEK_DOTPROD | |
| AArch64::AEK_PROFILE | AArch64::AEK_RAND | AArch64::AEK_FP16FML | |
| AArch64::AEK_I8MM)}, |
| {"neoverse-v2", ARMV9A, |
| (AArch64::AEK_SVE | AArch64::AEK_SVE2 | AArch64::AEK_SSBS | |
| AArch64::AEK_FP16 | AArch64::AEK_BF16 | AArch64::AEK_RAND | |
| AArch64::AEK_DOTPROD | AArch64::AEK_PROFILE | AArch64::AEK_SVE2BITPERM | |
| AArch64::AEK_FP16FML | AArch64::AEK_I8MM | AArch64::AEK_MTE)}, |
| {"cyclone", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_NONE)}, |
| {"apple-a7", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_NONE)}, |
| {"apple-a8", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_NONE)}, |
| {"apple-a9", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_NONE)}, |
| {"apple-a10", ARMV8A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_CRC | AArch64::AEK_RDM)}, |
| {"apple-a11", ARMV8_2A, (AArch64::AEK_CRYPTO | AArch64::AEK_FP16)}, |
| {"apple-a12", ARMV8_3A, (AArch64::AEK_CRYPTO | AArch64::AEK_FP16)}, |
| {"apple-a13", ARMV8_4A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_FP16FML | |
| AArch64::AEK_SHA3)}, |
| {"apple-a14", ARMV8_5A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_FP16FML | |
| AArch64::AEK_SHA3)}, |
| {"apple-a15", ARMV8_5A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_FP16FML | |
| AArch64::AEK_SHA3 | AArch64::AEK_BF16 | AArch64::AEK_I8MM)}, |
| {"apple-a16", ARMV8_5A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_FP16FML | |
| AArch64::AEK_SHA3 | AArch64::AEK_BF16 | AArch64::AEK_I8MM)}, |
| {"apple-m1", ARMV8_5A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_FP16FML | |
| AArch64::AEK_SHA3)}, |
| {"apple-m2", ARMV8_5A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_FP16FML | |
| AArch64::AEK_SHA3 | AArch64::AEK_BF16 | AArch64::AEK_I8MM)}, |
| {"apple-s4", ARMV8_3A, (AArch64::AEK_CRYPTO | AArch64::AEK_FP16)}, |
| {"apple-s5", ARMV8_3A, (AArch64::AEK_CRYPTO | AArch64::AEK_FP16)}, |
| {"exynos-m3", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_CRC)}, |
| {"exynos-m4", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_DOTPROD | AArch64::AEK_FP16)}, |
| {"exynos-m5", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_DOTPROD | AArch64::AEK_FP16)}, |
| {"falkor", ARMV8A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_CRC | AArch64::AEK_RDM)}, |
| {"saphira", ARMV8_3A, (AArch64::AEK_CRYPTO | AArch64::AEK_PROFILE)}, |
| {"kryo", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_CRC)}, |
| {"thunderx2t99", ARMV8_1A, (AArch64::AEK_CRYPTO)}, |
| {"thunderx3t110", ARMV8_3A, (AArch64::AEK_CRYPTO)}, |
| {"thunderx", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_CRC)}, |
| {"thunderxt88", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_CRC)}, |
| {"thunderxt81", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_CRC)}, |
| {"thunderxt83", ARMV8A, (AArch64::AEK_CRYPTO | AArch64::AEK_CRC)}, |
| {"tsv110", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_DOTPROD | AArch64::AEK_FP16 | |
| AArch64::AEK_FP16FML | AArch64::AEK_PROFILE)}, |
| {"a64fx", ARMV8_2A, |
| (AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_SVE)}, |
| {"carmel", ARMV8_2A, (AArch64::AEK_CRYPTO | AArch64::AEK_FP16)}, |
| {"ampere1", ARMV8_6A, |
| (AArch64::AEK_AES | AArch64::AEK_SHA2 | AArch64::AEK_SHA3 | |
| AArch64::AEK_FP16 | AArch64::AEK_SB | AArch64::AEK_SSBS | |
| AArch64::AEK_RAND)}, |
| {"ampere1a", ARMV8_6A, |
| (AArch64::AEK_FP16 | AArch64::AEK_RAND | AArch64::AEK_SM4 | |
| AArch64::AEK_SHA3 | AArch64::AEK_SHA2 | AArch64::AEK_AES | |
| AArch64::AEK_MTE | AArch64::AEK_SB | AArch64::AEK_SSBS)}, |
| // Invalid CPU |
| {"invalid", INVALID, (AArch64::AEK_INVALID)}, |
| }; |
| |
| // An alias for a CPU. |
| struct CpuAlias { |
| StringRef Alias; |
| StringRef Name; |
| }; |
| |
| inline constexpr CpuAlias CpuAliases[] = {{"grace", "neoverse-v2"}}; |
| |
| bool getExtensionFeatures(uint64_t Extensions, |
| std::vector<StringRef> &Features); |
| |
| StringRef getArchExtFeature(StringRef ArchExt); |
| StringRef resolveCPUAlias(StringRef CPU); |
| |
| // Information by Name |
| uint64_t getDefaultExtensions(StringRef CPU, const ArchInfo &AI); |
| void getFeatureOption(StringRef Name, std::string &Feature); |
| const ArchInfo &getArchForCpu(StringRef CPU); |
| |
| // Parser |
| const ArchInfo &parseArch(StringRef Arch); |
| ArchExtKind parseArchExt(StringRef ArchExt); |
| // Given the name of a CPU or alias, return the correponding CpuInfo. |
| const CpuInfo &parseCpu(StringRef Name); |
| // Used by target parser tests |
| void fillValidCPUArchList(SmallVectorImpl<StringRef> &Values); |
| |
| bool isX18ReservedByDefault(const Triple &TT); |
| uint64_t getCpuSupportsMask(ArrayRef<StringRef> FeatureStrs); |
| |
| } // namespace AArch64 |
| } // namespace llvm |
| |
| #endif |