| //=- AArch64.td - Describe the AArch64 Target Machine --------*- tablegen -*-=// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // |
| //===----------------------------------------------------------------------===// |
| |
| //===----------------------------------------------------------------------===// |
| // Target-independent interfaces which we are implementing. |
| //===----------------------------------------------------------------------===// |
| |
| include "llvm/Target/Target.td" |
| |
| //===----------------------------------------------------------------------===// |
| // AArch64 Subtarget features. |
| // |
| |
| def FeatureFPARMv8 : SubtargetFeature<"fp-armv8", "HasFPARMv8", "true", |
| "Enable ARMv8 FP">; |
| |
| def FeatureNEON : SubtargetFeature<"neon", "HasNEON", "true", |
| "Enable Advanced SIMD instructions", [FeatureFPARMv8]>; |
| |
| def FeatureSM4 : SubtargetFeature< |
| "sm4", "HasSM4", "true", |
| "Enable SM3 and SM4 support", [FeatureNEON]>; |
| |
| def FeatureSHA2 : SubtargetFeature< |
| "sha2", "HasSHA2", "true", |
| "Enable SHA1 and SHA256 support", [FeatureNEON]>; |
| |
| def FeatureSHA3 : SubtargetFeature< |
| "sha3", "HasSHA3", "true", |
| "Enable SHA512 and SHA3 support", [FeatureNEON, FeatureSHA2]>; |
| |
| def FeatureAES : SubtargetFeature< |
| "aes", "HasAES", "true", |
| "Enable AES support", [FeatureNEON]>; |
| |
| // Crypto has been split up and any combination is now valid (see the |
| // crypto definitions above). Also, crypto is now context sensitive: |
| // it has a different meaning for e.g. Armv8.4 than it has for Armv8.2. |
| // Therefore, we rely on Clang, the user interacing tool, to pass on the |
| // appropriate crypto options. But here in the backend, crypto has very little |
| // meaning anymore. We kept the Crypto definition here for backward |
| // compatibility, and now imply features SHA2 and AES, which was the |
| // "traditional" meaning of Crypto. |
| def FeatureCrypto : SubtargetFeature<"crypto", "HasCrypto", "true", |
| "Enable cryptographic instructions", [FeatureNEON, FeatureSHA2, FeatureAES]>; |
| |
| def FeatureCRC : SubtargetFeature<"crc", "HasCRC", "true", |
| "Enable ARMv8 CRC-32 checksum instructions">; |
| |
| def FeatureRAS : SubtargetFeature<"ras", "HasRAS", "true", |
| "Enable ARMv8 Reliability, Availability and Serviceability Extensions">; |
| |
| def FeatureLSE : SubtargetFeature<"lse", "HasLSE", "true", |
| "Enable ARMv8.1 Large System Extension (LSE) atomic instructions">; |
| |
| def FeatureLSE2 : SubtargetFeature<"lse2", "HasLSE2", "true", |
| "Enable ARMv8.4 Large System Extension 2 (LSE2) atomicity rules">; |
| |
| def FeatureOutlineAtomics : SubtargetFeature<"outline-atomics", "OutlineAtomics", "true", |
| "Enable out of line atomics to support LSE instructions">; |
| |
| def FeatureRDM : SubtargetFeature<"rdm", "HasRDM", "true", |
| "Enable ARMv8.1 Rounding Double Multiply Add/Subtract instructions">; |
| |
| def FeaturePAN : SubtargetFeature< |
| "pan", "HasPAN", "true", |
| "Enables ARM v8.1 Privileged Access-Never extension">; |
| |
| def FeatureLOR : SubtargetFeature< |
| "lor", "HasLOR", "true", |
| "Enables ARM v8.1 Limited Ordering Regions extension">; |
| |
| def FeatureCONTEXTIDREL2 : SubtargetFeature<"CONTEXTIDREL2", "HasCONTEXTIDREL2", |
| "true", "Enable RW operand CONTEXTIDR_EL2" >; |
| |
| def FeatureVH : SubtargetFeature<"vh", "HasVH", "true", |
| "Enables ARM v8.1 Virtual Host extension", [FeatureCONTEXTIDREL2] >; |
| |
| def FeaturePerfMon : SubtargetFeature<"perfmon", "HasPerfMon", "true", |
| "Enable ARMv8 PMUv3 Performance Monitors extension">; |
| |
| def FeatureFullFP16 : SubtargetFeature<"fullfp16", "HasFullFP16", "true", |
| "Full FP16", [FeatureFPARMv8]>; |
| |
| def FeatureFP16FML : SubtargetFeature<"fp16fml", "HasFP16FML", "true", |
| "Enable FP16 FML instructions", [FeatureFullFP16]>; |
| |
| def FeatureSPE : SubtargetFeature<"spe", "HasSPE", "true", |
| "Enable Statistical Profiling extension">; |
| |
| def FeaturePAN_RWV : SubtargetFeature< |
| "pan-rwv", "HasPAN_RWV", "true", |
| "Enable v8.2 PAN s1e1R and s1e1W Variants", |
| [FeaturePAN]>; |
| |
| // UAO PState |
| def FeaturePsUAO : SubtargetFeature< "uaops", "HasPsUAO", "true", |
| "Enable v8.2 UAO PState">; |
| |
| def FeatureCCPP : SubtargetFeature<"ccpp", "HasCCPP", |
| "true", "Enable v8.2 data Cache Clean to Point of Persistence" >; |
| |
| def FeatureSVE : SubtargetFeature<"sve", "HasSVE", "true", |
| "Enable Scalable Vector Extension (SVE) instructions", [FeatureFullFP16]>; |
| |
| // This flag is currently still labeled as Experimental, but when fully |
| // implemented this should tell the compiler to use the zeroing pseudos to |
| // benefit from the reverse instructions (e.g. SUB vs SUBR) if the inactive |
| // lanes are known to be zero. The pseudos will then be expanded using the |
| // MOVPRFX instruction to zero the inactive lanes. This feature should only be |
| // enabled if MOVPRFX instructions are known to merge with the destructive |
| // operations they prefix. |
| // |
| // This feature could similarly be extended to support cheap merging of _any_ |
| // value into the inactive lanes using the MOVPRFX instruction that uses |
| // merging-predication. |
| def FeatureExperimentalZeroingPseudos |
| : SubtargetFeature<"use-experimental-zeroing-pseudos", |
| "UseExperimentalZeroingPseudos", "true", |
| "Hint to the compiler that the MOVPRFX instruction is " |
| "merged with destructive operations", |
| []>; |
| |
| def FeatureUseScalarIncVL : SubtargetFeature<"use-scalar-inc-vl", |
| "UseScalarIncVL", "true", "Prefer inc/dec over add+cnt">; |
| |
| def FeatureSVE2 : SubtargetFeature<"sve2", "HasSVE2", "true", |
| "Enable Scalable Vector Extension 2 (SVE2) instructions", |
| [FeatureSVE, FeatureUseScalarIncVL]>; |
| |
| def FeatureSVE2AES : SubtargetFeature<"sve2-aes", "HasSVE2AES", "true", |
| "Enable AES SVE2 instructions", [FeatureSVE2, FeatureAES]>; |
| |
| def FeatureSVE2SM4 : SubtargetFeature<"sve2-sm4", "HasSVE2SM4", "true", |
| "Enable SM4 SVE2 instructions", [FeatureSVE2, FeatureSM4]>; |
| |
| def FeatureSVE2SHA3 : SubtargetFeature<"sve2-sha3", "HasSVE2SHA3", "true", |
| "Enable SHA3 SVE2 instructions", [FeatureSVE2, FeatureSHA3]>; |
| |
| def FeatureSVE2BitPerm : SubtargetFeature<"sve2-bitperm", "HasSVE2BitPerm", "true", |
| "Enable bit permutation SVE2 instructions", [FeatureSVE2]>; |
| |
| def FeatureZCRegMove : SubtargetFeature<"zcm", "HasZeroCycleRegMove", "true", |
| "Has zero-cycle register moves">; |
| |
| def FeatureZCZeroingGP : SubtargetFeature<"zcz-gp", "HasZeroCycleZeroingGP", "true", |
| "Has zero-cycle zeroing instructions for generic registers">; |
| |
| def FeatureNoZCZeroingFP : SubtargetFeature<"no-zcz-fp", "HasZeroCycleZeroingFP", "false", |
| "Has no zero-cycle zeroing instructions for FP registers">; |
| |
| def FeatureZCZeroing : SubtargetFeature<"zcz", "HasZeroCycleZeroing", "true", |
| "Has zero-cycle zeroing instructions", |
| [FeatureZCZeroingGP]>; |
| |
| /// ... but the floating-point version doesn't quite work in rare cases on older |
| /// CPUs. |
| def FeatureZCZeroingFPWorkaround : SubtargetFeature<"zcz-fp-workaround", |
| "HasZeroCycleZeroingFPWorkaround", "true", |
| "The zero-cycle floating-point zeroing instruction has a bug">; |
| |
| def FeatureStrictAlign : SubtargetFeature<"strict-align", |
| "StrictAlign", "true", |
| "Disallow all unaligned memory " |
| "access">; |
| |
| foreach i = {1-7,9-15,18,20-28,30} in |
| def FeatureReserveX#i : SubtargetFeature<"reserve-x"#i, "ReserveXRegister["#i#"]", "true", |
| "Reserve X"#i#", making it unavailable " |
| "as a GPR">; |
| |
| foreach i = {8-15,18} in |
| def FeatureCallSavedX#i : SubtargetFeature<"call-saved-x"#i, |
| "CustomCallSavedXRegs["#i#"]", "true", "Make X"#i#" callee saved.">; |
| |
| def FeatureBalanceFPOps : SubtargetFeature<"balance-fp-ops", "BalanceFPOps", |
| "true", |
| "balance mix of odd and even D-registers for fp multiply(-accumulate) ops">; |
| |
| def FeaturePredictableSelectIsExpensive : SubtargetFeature< |
| "predictable-select-expensive", "PredictableSelectIsExpensive", "true", |
| "Prefer likely predicted branches over selects">; |
| |
| def FeatureCustomCheapAsMoveHandling : SubtargetFeature<"custom-cheap-as-move", |
| "CustomAsCheapAsMove", "true", |
| "Use custom handling of cheap instructions">; |
| |
| def FeatureExynosCheapAsMoveHandling : SubtargetFeature<"exynos-cheap-as-move", |
| "ExynosAsCheapAsMove", "true", |
| "Use Exynos specific handling of cheap instructions", |
| [FeatureCustomCheapAsMoveHandling]>; |
| |
| def FeaturePostRAScheduler : SubtargetFeature<"use-postra-scheduler", |
| "UsePostRAScheduler", "true", "Schedule again after register allocation">; |
| |
| def FeatureSlowMisaligned128Store : SubtargetFeature<"slow-misaligned-128store", |
| "Misaligned128StoreIsSlow", "true", "Misaligned 128 bit stores are slow">; |
| |
| def FeatureSlowPaired128 : SubtargetFeature<"slow-paired-128", |
| "Paired128IsSlow", "true", "Paired 128 bit loads and stores are slow">; |
| |
| def FeatureSlowSTRQro : SubtargetFeature<"slow-strqro-store", "STRQroIsSlow", |
| "true", "STR of Q register with register offset is slow">; |
| |
| def FeatureAlternateSExtLoadCVTF32Pattern : SubtargetFeature< |
| "alternate-sextload-cvt-f32-pattern", "UseAlternateSExtLoadCVTF32Pattern", |
| "true", "Use alternative pattern for sextload convert to f32">; |
| |
| def FeatureArithmeticBccFusion : SubtargetFeature< |
| "arith-bcc-fusion", "HasArithmeticBccFusion", "true", |
| "CPU fuses arithmetic+bcc operations">; |
| |
| def FeatureArithmeticCbzFusion : SubtargetFeature< |
| "arith-cbz-fusion", "HasArithmeticCbzFusion", "true", |
| "CPU fuses arithmetic + cbz/cbnz operations">; |
| |
| def FeatureCmpBccFusion : SubtargetFeature< |
| "cmp-bcc-fusion", "HasCmpBccFusion", "true", |
| "CPU fuses cmp+bcc operations">; |
| |
| def FeatureFuseAddress : SubtargetFeature< |
| "fuse-address", "HasFuseAddress", "true", |
| "CPU fuses address generation and memory operations">; |
| |
| def FeatureFuseAES : SubtargetFeature< |
| "fuse-aes", "HasFuseAES", "true", |
| "CPU fuses AES crypto operations">; |
| |
| def FeatureFuseArithmeticLogic : SubtargetFeature< |
| "fuse-arith-logic", "HasFuseArithmeticLogic", "true", |
| "CPU fuses arithmetic and logic operations">; |
| |
| def FeatureFuseCCSelect : SubtargetFeature< |
| "fuse-csel", "HasFuseCCSelect", "true", |
| "CPU fuses conditional select operations">; |
| |
| def FeatureFuseCryptoEOR : SubtargetFeature< |
| "fuse-crypto-eor", "HasFuseCryptoEOR", "true", |
| "CPU fuses AES/PMULL and EOR operations">; |
| |
| def FeatureFuseLiterals : SubtargetFeature< |
| "fuse-literals", "HasFuseLiterals", "true", |
| "CPU fuses literal generation operations">; |
| |
| def FeatureDisableLatencySchedHeuristic : SubtargetFeature< |
| "disable-latency-sched-heuristic", "DisableLatencySchedHeuristic", "true", |
| "Disable latency scheduling heuristic">; |
| |
| def FeatureForce32BitJumpTables |
| : SubtargetFeature<"force-32bit-jump-tables", "Force32BitJumpTables", "true", |
| "Force jump table entries to be 32-bits wide except at MinSize">; |
| |
| def FeatureRCPC : SubtargetFeature<"rcpc", "HasRCPC", "true", |
| "Enable support for RCPC extension">; |
| |
| def FeatureUseRSqrt : SubtargetFeature< |
| "use-reciprocal-square-root", "UseRSqrt", "true", |
| "Use the reciprocal square root approximation">; |
| |
| def FeatureDotProd : SubtargetFeature< |
| "dotprod", "HasDotProd", "true", |
| "Enable dot product support">; |
| |
| def FeaturePAuth : SubtargetFeature< |
| "pauth", "HasPAuth", "true", |
| "Enable v8.3-A Pointer Authentication extension">; |
| |
| def FeatureJS : SubtargetFeature< |
| "jsconv", "HasJS", "true", |
| "Enable v8.3-A JavaScript FP conversion instructions", |
| [FeatureFPARMv8]>; |
| |
| def FeatureCCIDX : SubtargetFeature< |
| "ccidx", "HasCCIDX", "true", |
| "Enable v8.3-A Extend of the CCSIDR number of sets">; |
| |
| def FeatureComplxNum : SubtargetFeature< |
| "complxnum", "HasComplxNum", "true", |
| "Enable v8.3-A Floating-point complex number support", |
| [FeatureNEON]>; |
| |
| def FeatureNV : SubtargetFeature< |
| "nv", "HasNV", "true", |
| "Enable v8.4-A Nested Virtualization Enchancement">; |
| |
| def FeatureMPAM : SubtargetFeature< |
| "mpam", "HasMPAM", "true", |
| "Enable v8.4-A Memory system Partitioning and Monitoring extension">; |
| |
| def FeatureDIT : SubtargetFeature< |
| "dit", "HasDIT", "true", |
| "Enable v8.4-A Data Independent Timing instructions">; |
| |
| def FeatureTRACEV8_4 : SubtargetFeature< |
| "tracev8.4", "HasTRACEV8_4", "true", |
| "Enable v8.4-A Trace extension">; |
| |
| def FeatureAM : SubtargetFeature< |
| "am", "HasAM", "true", |
| "Enable v8.4-A Activity Monitors extension">; |
| |
| def FeatureAMVS : SubtargetFeature< |
| "amvs", "HasAMVS", "true", |
| "Enable v8.6-A Activity Monitors Virtualization support", |
| [FeatureAM]>; |
| |
| def FeatureSEL2 : SubtargetFeature< |
| "sel2", "HasSEL2", "true", |
| "Enable v8.4-A Secure Exception Level 2 extension">; |
| |
| def FeatureTLB_RMI : SubtargetFeature< |
| "tlb-rmi", "HasTLB_RMI", "true", |
| "Enable v8.4-A TLB Range and Maintenance Instructions">; |
| |
| def FeatureFlagM : SubtargetFeature< |
| "flagm", "HasFlagM", "true", |
| "Enable v8.4-A Flag Manipulation Instructions">; |
| |
| // 8.4 RCPC enchancements: LDAPR & STLR instructions with Immediate Offset |
| def FeatureRCPC_IMMO : SubtargetFeature<"rcpc-immo", "HasRCPC_IMMO", "true", |
| "Enable v8.4-A RCPC instructions with Immediate Offsets", |
| [FeatureRCPC]>; |
| |
| def FeatureNoNegativeImmediates : SubtargetFeature<"no-neg-immediates", |
| "NegativeImmediates", "false", |
| "Convert immediates and instructions " |
| "to their negated or complemented " |
| "equivalent when the immediate does " |
| "not fit in the encoding.">; |
| |
| def FeatureLSLFast : SubtargetFeature< |
| "lsl-fast", "HasLSLFast", "true", |
| "CPU has a fastpath logical shift of up to 3 places">; |
| |
| def FeatureAggressiveFMA : |
| SubtargetFeature<"aggressive-fma", |
| "HasAggressiveFMA", |
| "true", |
| "Enable Aggressive FMA for floating-point.">; |
| |
| def FeatureAltFPCmp : SubtargetFeature<"altnzcv", "HasAlternativeNZCV", "true", |
| "Enable alternative NZCV format for floating point comparisons">; |
| |
| def FeatureFRInt3264 : SubtargetFeature<"fptoint", "HasFRInt3264", "true", |
| "Enable FRInt[32|64][Z|X] instructions that round a floating-point number to " |
| "an integer (in FP format) forcing it to fit into a 32- or 64-bit int" >; |
| |
| def FeatureSpecRestrict : SubtargetFeature<"specrestrict", "HasSpecRestrict", |
| "true", "Enable architectural speculation restriction" >; |
| |
| def FeatureSB : SubtargetFeature<"sb", "HasSB", |
| "true", "Enable v8.5 Speculation Barrier" >; |
| |
| def FeatureSSBS : SubtargetFeature<"ssbs", "HasSSBS", |
| "true", "Enable Speculative Store Bypass Safe bit" >; |
| |
| def FeaturePredRes : SubtargetFeature<"predres", "HasPredRes", "true", |
| "Enable v8.5a execution and data prediction invalidation instructions" >; |
| |
| def FeatureCacheDeepPersist : SubtargetFeature<"ccdp", "HasCCDP", |
| "true", "Enable v8.5 Cache Clean to Point of Deep Persistence" >; |
| |
| def FeatureBranchTargetId : SubtargetFeature<"bti", "HasBTI", |
| "true", "Enable Branch Target Identification" >; |
| |
| def FeatureRandGen : SubtargetFeature<"rand", "HasRandGen", |
| "true", "Enable Random Number generation instructions" >; |
| |
| def FeatureMTE : SubtargetFeature<"mte", "HasMTE", |
| "true", "Enable Memory Tagging Extension" >; |
| |
| def FeatureTRBE : SubtargetFeature<"trbe", "HasTRBE", |
| "true", "Enable Trace Buffer Extension">; |
| |
| def FeatureETE : SubtargetFeature<"ete", "HasETE", |
| "true", "Enable Embedded Trace Extension", |
| [FeatureTRBE]>; |
| |
| def FeatureTME : SubtargetFeature<"tme", "HasTME", |
| "true", "Enable Transactional Memory Extension" >; |
| |
| def FeatureTaggedGlobals : SubtargetFeature<"tagged-globals", |
| "AllowTaggedGlobals", |
| "true", "Use an instruction sequence for taking the address of a global " |
| "that allows a memory tag in the upper address bits">; |
| |
| def FeatureBF16 : SubtargetFeature<"bf16", "HasBF16", |
| "true", "Enable BFloat16 Extension" >; |
| |
| def FeatureMatMulInt8 : SubtargetFeature<"i8mm", "HasMatMulInt8", |
| "true", "Enable Matrix Multiply Int8 Extension">; |
| |
| def FeatureMatMulFP32 : SubtargetFeature<"f32mm", "HasMatMulFP32", |
| "true", "Enable Matrix Multiply FP32 Extension", [FeatureSVE]>; |
| |
| def FeatureMatMulFP64 : SubtargetFeature<"f64mm", "HasMatMulFP64", |
| "true", "Enable Matrix Multiply FP64 Extension", [FeatureSVE]>; |
| |
| def FeatureXS : SubtargetFeature<"xs", "HasXS", |
| "true", "Enable Armv8.7-A limited-TLB-maintenance instruction">; |
| |
| def FeatureWFxT : SubtargetFeature<"wfxt", "HasWFxT", |
| "true", "Enable Armv8.7-A WFET and WFIT instruction">; |
| |
| def FeatureHCX : SubtargetFeature< |
| "hcx", "HasHCX", "true", "Enable Armv8.7-A HCRX_EL2 system register">; |
| |
| def FeatureLS64 : SubtargetFeature<"ls64", "HasLS64", |
| "true", "Enable Armv8.7-A LD64B/ST64B Accelerator Extension">; |
| |
| def FeatureBRBE : SubtargetFeature<"brbe", "HasBRBE", |
| "true", "Enable Branch Record Buffer Extension">; |
| |
| def FeatureSPE_EEF : SubtargetFeature<"spe-eef", "HasSPE_EEF", |
| "true", "Enable extra register in the Statistical Profiling Extension">; |
| |
| def FeatureFineGrainedTraps : SubtargetFeature<"fgt", "HasFineGrainedTraps", |
| "true", "Enable fine grained virtualization traps extension">; |
| |
| def FeatureEnhancedCounterVirtualization : |
| SubtargetFeature<"ecv", "HasEnhancedCounterVirtualization", |
| "true", "Enable enhanced counter virtualization extension">; |
| |
| def FeatureRME : SubtargetFeature<"rme", "HasRME", |
| "true", "Enable Realm Management Extension">; |
| |
| // A subset of SVE(2) instructions are legal in Streaming SVE execution mode |
| // defined by SME. |
| def FeatureStreamingSVE : SubtargetFeature<"streaming-sve", |
| "HasStreamingSVE", "true", |
| "Enable subset of SVE(2) instructions for Streaming SVE execution mode">; |
| def FeatureSME : SubtargetFeature<"sme", "HasSME", "true", |
| "Enable Scalable Matrix Extension (SME)", [FeatureStreamingSVE, FeatureBF16]>; |
| |
| def FeatureSMEF64 : SubtargetFeature<"sme-f64", "HasSMEF64", "true", |
| "Enable Scalable Matrix Extension (SME) F64F64 instructions", [FeatureSME]>; |
| |
| def FeatureSMEI64 : SubtargetFeature<"sme-i64", "HasSMEI64", "true", |
| "Enable Scalable Matrix Extension (SME) I16I64 instructions", [FeatureSME]>; |
| |
| def FeatureAppleA7SysReg : SubtargetFeature<"apple-a7-sysreg", "HasAppleA7SysReg", "true", |
| "Apple A7 (the CPU formerly known as Cyclone)">; |
| |
| def FeatureEL2VMSA : SubtargetFeature<"el2vmsa", "HasEL2VMSA", "true", |
| "Enable Exception Level 2 Virtual Memory System Architecture">; |
| |
| def FeatureEL3 : SubtargetFeature<"el3", "HasEL3", "true", |
| "Enable Exception Level 3">; |
| |
| //===----------------------------------------------------------------------===// |
| // Architectures. |
| // |
| def HasV8_0aOps : SubtargetFeature<"v8a", "HasV8_0aOps", "true", |
| "Support ARM v8.0a instructions", [FeatureEL2VMSA, FeatureEL3]>; |
| |
| def HasV8_1aOps : SubtargetFeature<"v8.1a", "HasV8_1aOps", "true", |
| "Support ARM v8.1a instructions", [HasV8_0aOps, FeatureCRC, FeatureLSE, |
| FeatureRDM, FeaturePAN, FeatureLOR, FeatureVH]>; |
| |
| def HasV8_2aOps : SubtargetFeature<"v8.2a", "HasV8_2aOps", "true", |
| "Support ARM v8.2a instructions", [HasV8_1aOps, FeaturePsUAO, |
| FeaturePAN_RWV, FeatureRAS, FeatureCCPP]>; |
| |
| def HasV8_3aOps : SubtargetFeature<"v8.3a", "HasV8_3aOps", "true", |
| "Support ARM v8.3a instructions", [HasV8_2aOps, FeatureRCPC, FeaturePAuth, |
| FeatureJS, FeatureCCIDX, FeatureComplxNum]>; |
| |
| def HasV8_4aOps : SubtargetFeature<"v8.4a", "HasV8_4aOps", "true", |
| "Support ARM v8.4a instructions", [HasV8_3aOps, FeatureDotProd, |
| FeatureNV, FeatureMPAM, FeatureDIT, |
| FeatureTRACEV8_4, FeatureAM, FeatureSEL2, FeatureTLB_RMI, |
| FeatureFlagM, FeatureRCPC_IMMO, FeatureLSE2]>; |
| |
| def HasV8_5aOps : SubtargetFeature< |
| "v8.5a", "HasV8_5aOps", "true", "Support ARM v8.5a instructions", |
| [HasV8_4aOps, FeatureAltFPCmp, FeatureFRInt3264, FeatureSpecRestrict, |
| FeatureSSBS, FeatureSB, FeaturePredRes, FeatureCacheDeepPersist, |
| FeatureBranchTargetId]>; |
| |
| def HasV8_6aOps : SubtargetFeature< |
| "v8.6a", "HasV8_6aOps", "true", "Support ARM v8.6a instructions", |
| [HasV8_5aOps, FeatureAMVS, FeatureBF16, FeatureFineGrainedTraps, |
| FeatureEnhancedCounterVirtualization, FeatureMatMulInt8]>; |
| |
| def HasV8_7aOps : SubtargetFeature< |
| "v8.7a", "HasV8_7aOps", "true", "Support ARM v8.7a instructions", |
| [HasV8_6aOps, FeatureXS, FeatureWFxT, FeatureHCX]>; |
| |
| def HasV9_0aOps : SubtargetFeature< |
| "v9a", "HasV9_0aOps", "true", "Support ARM v9a instructions", |
| [HasV8_5aOps, FeatureSVE2]>; |
| |
| def HasV9_1aOps : SubtargetFeature< |
| "v9.1a", "HasV9_1aOps", "true", "Support ARM v9.1a instructions", |
| [HasV8_6aOps, HasV9_0aOps]>; |
| |
| def HasV9_2aOps : SubtargetFeature< |
| "v9.2a", "HasV9_2aOps", "true", "Support ARM v9.2a instructions", |
| [HasV8_7aOps, HasV9_1aOps]>; |
| |
| def HasV8_0rOps : SubtargetFeature< |
| "v8r", "HasV8_0rOps", "true", "Support ARM v8r instructions", |
| [//v8.1 |
| FeatureCRC, FeaturePAN, FeatureRDM, FeatureLSE, FeatureCONTEXTIDREL2, |
| //v8.2 |
| FeaturePerfMon, FeatureRAS, FeaturePsUAO, FeatureSM4, |
| FeatureSHA3, FeatureCCPP, FeatureFullFP16, FeaturePAN_RWV, |
| //v8.3 |
| FeatureComplxNum, FeatureCCIDX, FeatureJS, |
| FeaturePAuth, FeatureRCPC, |
| //v8.4 |
| FeatureDotProd, FeatureFP16FML, FeatureTRACEV8_4, |
| FeatureTLB_RMI, FeatureFlagM, FeatureDIT, FeatureSEL2, FeatureRCPC_IMMO, |
| //v8.5 |
| FeatureSSBS, FeaturePredRes, FeatureSB, FeatureSpecRestrict]>; |
| |
| //===----------------------------------------------------------------------===// |
| // Register File Description |
| //===----------------------------------------------------------------------===// |
| |
| include "AArch64RegisterInfo.td" |
| include "AArch64RegisterBanks.td" |
| include "AArch64CallingConvention.td" |
| |
| //===----------------------------------------------------------------------===// |
| // Instruction Descriptions |
| //===----------------------------------------------------------------------===// |
| |
| include "AArch64Schedule.td" |
| include "AArch64InstrInfo.td" |
| include "AArch64SchedPredicates.td" |
| include "AArch64SchedPredExynos.td" |
| include "AArch64Combine.td" |
| |
| def AArch64InstrInfo : InstrInfo; |
| |
| //===----------------------------------------------------------------------===// |
| // Named operands for MRS/MSR/TLBI/... |
| //===----------------------------------------------------------------------===// |
| |
| include "AArch64SystemOperands.td" |
| |
| //===----------------------------------------------------------------------===// |
| // Access to privileged registers |
| //===----------------------------------------------------------------------===// |
| |
| foreach i = 1-3 in |
| def FeatureUseEL#i#ForTP : SubtargetFeature<"tpidr-el"#i, "UseEL"#i#"ForTP", |
| "true", "Permit use of TPIDR_EL"#i#" for the TLS base">; |
| |
| //===----------------------------------------------------------------------===// |
| // Control codegen mitigation against Straight Line Speculation vulnerability. |
| //===----------------------------------------------------------------------===// |
| |
| def FeatureHardenSlsRetBr : SubtargetFeature<"harden-sls-retbr", |
| "HardenSlsRetBr", "true", |
| "Harden against straight line speculation across RET and BR instructions">; |
| def FeatureHardenSlsBlr : SubtargetFeature<"harden-sls-blr", |
| "HardenSlsBlr", "true", |
| "Harden against straight line speculation across BLR instructions">; |
| def FeatureHardenSlsNoComdat : SubtargetFeature<"harden-sls-nocomdat", |
| "HardenSlsNoComdat", "true", |
| "Generate thunk code for SLS mitigation in the normal text section">; |
| |
| //===----------------------------------------------------------------------===// |
| // AArch64 Processors supported. |
| // |
| |
| //===----------------------------------------------------------------------===// |
| // Unsupported features to disable for scheduling models |
| //===----------------------------------------------------------------------===// |
| |
| class AArch64Unsupported { list<Predicate> F; } |
| |
| def SVEUnsupported : AArch64Unsupported { |
| let F = [HasSVE, HasSVE2, HasSVE2AES, HasSVE2SM4, HasSVE2SHA3, |
| HasSVE2BitPerm, HasSVEorStreamingSVE, HasSVE2orStreamingSVE]; |
| } |
| |
| def PAUnsupported : AArch64Unsupported { |
| let F = [HasPAuth]; |
| } |
| |
| def SMEUnsupported : AArch64Unsupported { |
| let F = [HasSME, HasSMEF64, HasSMEI64]; |
| } |
| |
| include "AArch64SchedA53.td" |
| include "AArch64SchedA55.td" |
| include "AArch64SchedA57.td" |
| include "AArch64SchedCyclone.td" |
| include "AArch64SchedFalkor.td" |
| include "AArch64SchedKryo.td" |
| include "AArch64SchedExynosM3.td" |
| include "AArch64SchedExynosM4.td" |
| include "AArch64SchedExynosM5.td" |
| include "AArch64SchedThunderX.td" |
| include "AArch64SchedThunderX2T99.td" |
| include "AArch64SchedA64FX.td" |
| include "AArch64SchedThunderX3T110.td" |
| include "AArch64SchedTSV110.td" |
| |
| def TuneA35 : SubtargetFeature<"a35", "ARMProcFamily", "CortexA35", |
| "Cortex-A35 ARM processors">; |
| |
| def TuneA53 : SubtargetFeature<"a53", "ARMProcFamily", "CortexA53", |
| "Cortex-A53 ARM processors", [ |
| FeatureFuseAES, |
| FeatureBalanceFPOps, |
| FeatureCustomCheapAsMoveHandling, |
| FeaturePostRAScheduler]>; |
| |
| def TuneA55 : SubtargetFeature<"a55", "ARMProcFamily", "CortexA55", |
| "Cortex-A55 ARM processors", [ |
| FeatureFuseAES, |
| FeaturePostRAScheduler, |
| FeatureFuseAddress]>; |
| |
| def TuneA510 : SubtargetFeature<"a510", "ARMProcFamily", "CortexA510", |
| "Cortex-A510 ARM processors", [ |
| FeatureFuseAES, |
| FeaturePostRAScheduler |
| ]>; |
| |
| def TuneA57 : SubtargetFeature<"a57", "ARMProcFamily", "CortexA57", |
| "Cortex-A57 ARM processors", [ |
| FeatureFuseAES, |
| FeatureBalanceFPOps, |
| FeatureCustomCheapAsMoveHandling, |
| FeatureFuseLiterals, |
| FeaturePostRAScheduler, |
| FeaturePredictableSelectIsExpensive]>; |
| |
| def TuneA65 : SubtargetFeature<"a65", "ARMProcFamily", "CortexA65", |
| "Cortex-A65 ARM processors", [ |
| FeatureFuseAES, |
| FeatureFuseAddress, |
| FeatureFuseLiterals]>; |
| |
| def TuneA72 : SubtargetFeature<"a72", "ARMProcFamily", "CortexA72", |
| "Cortex-A72 ARM processors", [ |
| FeatureFuseAES, |
| FeatureFuseLiterals]>; |
| |
| def TuneA73 : SubtargetFeature<"a73", "ARMProcFamily", "CortexA73", |
| "Cortex-A73 ARM processors", [ |
| FeatureFuseAES]>; |
| |
| def TuneA75 : SubtargetFeature<"a75", "ARMProcFamily", "CortexA75", |
| "Cortex-A75 ARM processors", [ |
| FeatureFuseAES]>; |
| |
| def TuneA76 : SubtargetFeature<"a76", "ARMProcFamily", "CortexA76", |
| "Cortex-A76 ARM processors", [ |
| FeatureFuseAES]>; |
| |
| def TuneA77 : SubtargetFeature<"a77", "ARMProcFamily", "CortexA77", |
| "Cortex-A77 ARM processors", [ |
| FeatureCmpBccFusion, |
| FeatureFuseAES]>; |
| |
| def TuneA78 : SubtargetFeature<"a78", "ARMProcFamily", "CortexA78", |
| "Cortex-A78 ARM processors", [ |
| FeatureCmpBccFusion, |
| FeatureFuseAES, |
| FeaturePostRAScheduler]>; |
| |
| def TuneA78C : SubtargetFeature<"a78c", "ARMProcFamily", |
| "CortexA78C", |
| "Cortex-A78C ARM processors", [ |
| FeatureCmpBccFusion, |
| FeatureFuseAES, |
| FeaturePostRAScheduler]>; |
| |
| def TuneA710 : SubtargetFeature<"a710", "ARMProcFamily", "CortexA710", |
| "Cortex-A710 ARM processors", [ |
| FeatureFuseAES, |
| FeaturePostRAScheduler, |
| FeatureCmpBccFusion]>; |
| |
| def TuneR82 : SubtargetFeature<"cortex-r82", "ARMProcFamily", |
| "CortexR82", |
| "Cortex-R82 ARM processors", [ |
| FeaturePostRAScheduler]>; |
| |
| def TuneX1 : SubtargetFeature<"cortex-x1", "ARMProcFamily", "CortexX1", |
| "Cortex-X1 ARM processors", [ |
| FeatureCmpBccFusion, |
| FeatureFuseAES, |
| FeaturePostRAScheduler]>; |
| |
| def TuneX2 : SubtargetFeature<"cortex-x2", "ARMProcFamily", "CortexX2", |
| "Cortex-X2 ARM processors", [ |
| FeatureFuseAES, |
| FeaturePostRAScheduler, |
| FeatureCmpBccFusion]>; |
| |
| def TuneA64FX : SubtargetFeature<"a64fx", "ARMProcFamily", "A64FX", |
| "Fujitsu A64FX processors", [ |
| FeaturePostRAScheduler, |
| FeatureAggressiveFMA, |
| FeatureArithmeticBccFusion, |
| FeaturePredictableSelectIsExpensive |
| ]>; |
| |
| def TuneCarmel : SubtargetFeature<"carmel", "ARMProcFamily", "Carmel", |
| "Nvidia Carmel processors">; |
| |
| // Note that cyclone does not fuse AES instructions, but newer apple chips do |
| // perform the fusion and cyclone is used by default when targetting apple OSes. |
| def TuneAppleA7 : SubtargetFeature<"apple-a7", "ARMProcFamily", "AppleA7", |
| "Apple A7 (the CPU formerly known as Cyclone)", [ |
| FeatureAlternateSExtLoadCVTF32Pattern, |
| FeatureArithmeticBccFusion, |
| FeatureArithmeticCbzFusion, |
| FeatureDisableLatencySchedHeuristic, |
| FeatureFuseAES, FeatureFuseCryptoEOR, |
| FeatureZCRegMove, |
| FeatureZCZeroing, |
| FeatureZCZeroingFPWorkaround] |
| >; |
| |
| def TuneAppleA10 : SubtargetFeature<"apple-a10", "ARMProcFamily", "AppleA10", |
| "Apple A10", [ |
| FeatureAlternateSExtLoadCVTF32Pattern, |
| FeatureArithmeticBccFusion, |
| FeatureArithmeticCbzFusion, |
| FeatureDisableLatencySchedHeuristic, |
| FeatureFuseAES, |
| FeatureFuseCryptoEOR, |
| FeatureZCRegMove, |
| FeatureZCZeroing] |
| >; |
| |
| def TuneAppleA11 : SubtargetFeature<"apple-a11", "ARMProcFamily", "AppleA11", |
| "Apple A11", [ |
| FeatureAlternateSExtLoadCVTF32Pattern, |
| FeatureArithmeticBccFusion, |
| FeatureArithmeticCbzFusion, |
| FeatureDisableLatencySchedHeuristic, |
| FeatureFuseAES, |
| FeatureFuseCryptoEOR, |
| FeatureZCRegMove, |
| FeatureZCZeroing] |
| >; |
| |
| def TuneAppleA12 : SubtargetFeature<"apple-a12", "ARMProcFamily", "AppleA12", |
| "Apple A12", [ |
| FeatureAlternateSExtLoadCVTF32Pattern, |
| FeatureArithmeticBccFusion, |
| FeatureArithmeticCbzFusion, |
| FeatureDisableLatencySchedHeuristic, |
| FeatureFuseAES, |
| FeatureFuseCryptoEOR, |
| FeatureZCRegMove, |
| FeatureZCZeroing] |
| >; |
| |
| def TuneAppleA13 : SubtargetFeature<"apple-a13", "ARMProcFamily", "AppleA13", |
| "Apple A13", [ |
| FeatureAlternateSExtLoadCVTF32Pattern, |
| FeatureArithmeticBccFusion, |
| FeatureArithmeticCbzFusion, |
| FeatureDisableLatencySchedHeuristic, |
| FeatureFuseAES, |
| FeatureFuseCryptoEOR, |
| FeatureZCRegMove, |
| FeatureZCZeroing] |
| >; |
| |
| def TuneAppleA14 : SubtargetFeature<"apple-a14", "ARMProcFamily", "AppleA14", |
| "Apple A14", [ |
| FeatureAggressiveFMA, |
| FeatureAlternateSExtLoadCVTF32Pattern, |
| FeatureArithmeticBccFusion, |
| FeatureArithmeticCbzFusion, |
| FeatureDisableLatencySchedHeuristic, |
| FeatureFuseAddress, |
| FeatureFuseAES, |
| FeatureFuseArithmeticLogic, |
| FeatureFuseCCSelect, |
| FeatureFuseCryptoEOR, |
| FeatureFuseLiterals, |
| FeatureZCRegMove, |
| FeatureZCZeroing]>; |
| |
| def TuneExynosM3 : SubtargetFeature<"exynosm3", "ARMProcFamily", "ExynosM3", |
| "Samsung Exynos-M3 processors", |
| [FeatureExynosCheapAsMoveHandling, |
| FeatureForce32BitJumpTables, |
| FeatureFuseAddress, |
| FeatureFuseAES, |
| FeatureFuseCCSelect, |
| FeatureFuseLiterals, |
| FeatureLSLFast, |
| FeaturePostRAScheduler, |
| FeaturePredictableSelectIsExpensive]>; |
| |
| def TuneExynosM4 : SubtargetFeature<"exynosm3", "ARMProcFamily", "ExynosM3", |
| "Samsung Exynos-M3 processors", |
| [FeatureArithmeticBccFusion, |
| FeatureArithmeticCbzFusion, |
| FeatureExynosCheapAsMoveHandling, |
| FeatureForce32BitJumpTables, |
| FeatureFuseAddress, |
| FeatureFuseAES, |
| FeatureFuseArithmeticLogic, |
| FeatureFuseCCSelect, |
| FeatureFuseLiterals, |
| FeatureLSLFast, |
| FeaturePostRAScheduler, |
| FeatureZCZeroing]>; |
| |
| def TuneKryo : SubtargetFeature<"kryo", "ARMProcFamily", "Kryo", |
| "Qualcomm Kryo processors", [ |
| FeatureCustomCheapAsMoveHandling, |
| FeaturePostRAScheduler, |
| FeaturePredictableSelectIsExpensive, |
| FeatureZCZeroing, |
| FeatureLSLFast] |
| >; |
| |
| def TuneFalkor : SubtargetFeature<"falkor", "ARMProcFamily", "Falkor", |
| "Qualcomm Falkor processors", [ |
| FeatureCustomCheapAsMoveHandling, |
| FeaturePostRAScheduler, |
| FeaturePredictableSelectIsExpensive, |
| FeatureZCZeroing, |
| FeatureLSLFast, |
| FeatureSlowSTRQro |
| ]>; |
| |
| def TuneNeoverseE1 : SubtargetFeature<"neoversee1", "ARMProcFamily", "NeoverseE1", |
| "Neoverse E1 ARM processors", [ |
| FeaturePostRAScheduler, |
| FeatureFuseAES |
| ]>; |
| |
| def TuneNeoverseN1 : SubtargetFeature<"neoversen1", "ARMProcFamily", "NeoverseN1", |
| "Neoverse N1 ARM processors", [ |
| FeaturePostRAScheduler, |
| FeatureFuseAES |
| ]>; |
| |
| def TuneNeoverseN2 : SubtargetFeature<"neoversen2", "ARMProcFamily", "NeoverseN2", |
| "Neoverse N2 ARM processors", [ |
| FeaturePostRAScheduler, |
| FeatureFuseAES |
| ]>; |
| def TuneNeoverse512TVB : SubtargetFeature<"neoverse512tvb", "ARMProcFamily", "Neoverse512TVB", |
| "Neoverse 512-TVB ARM processors", [ |
| FeaturePostRAScheduler, |
| FeatureFuseAES |
| ]>; |
| |
| def TuneNeoverseV1 : SubtargetFeature<"neoversev1", "ARMProcFamily", "NeoverseV1", |
| "Neoverse V1 ARM processors", [ |
| FeatureFuseAES, |
| FeaturePostRAScheduler]>; |
| |
| def TuneSaphira : SubtargetFeature<"saphira", "ARMProcFamily", "Saphira", |
| "Qualcomm Saphira processors", [ |
| FeatureCustomCheapAsMoveHandling, |
| FeaturePostRAScheduler, |
| FeaturePredictableSelectIsExpensive, |
| FeatureZCZeroing, |
| FeatureLSLFast]>; |
| |
| def TuneThunderX2T99 : SubtargetFeature<"thunderx2t99", "ARMProcFamily", "ThunderX2T99", |
| "Cavium ThunderX2 processors", [ |
| FeatureAggressiveFMA, |
| FeatureArithmeticBccFusion, |
| FeaturePostRAScheduler, |
| FeaturePredictableSelectIsExpensive]>; |
| |
| def TuneThunderX3T110 : SubtargetFeature<"thunderx3t110", "ARMProcFamily", |
| "ThunderX3T110", |
| "Marvell ThunderX3 processors", [ |
| FeatureAggressiveFMA, |
| FeatureArithmeticBccFusion, |
| FeaturePostRAScheduler, |
| FeaturePredictableSelectIsExpensive, |
| FeatureBalanceFPOps, |
| FeatureStrictAlign]>; |
| |
| def TuneThunderX : SubtargetFeature<"thunderx", "ARMProcFamily", "ThunderX", |
| "Cavium ThunderX processors", [ |
| FeaturePostRAScheduler, |
| FeaturePredictableSelectIsExpensive]>; |
| |
| def TuneThunderXT88 : SubtargetFeature<"thunderxt88", "ARMProcFamily", |
| "ThunderXT88", |
| "Cavium ThunderX processors", [ |
| FeaturePostRAScheduler, |
| FeaturePredictableSelectIsExpensive]>; |
| |
| def TuneThunderXT81 : SubtargetFeature<"thunderxt81", "ARMProcFamily", |
| "ThunderXT81", |
| "Cavium ThunderX processors", [ |
| FeaturePostRAScheduler, |
| FeaturePredictableSelectIsExpensive]>; |
| |
| def TuneThunderXT83 : SubtargetFeature<"thunderxt83", "ARMProcFamily", |
| "ThunderXT83", |
| "Cavium ThunderX processors", [ |
| FeaturePostRAScheduler, |
| FeaturePredictableSelectIsExpensive]>; |
| |
| def TuneTSV110 : SubtargetFeature<"tsv110", "ARMProcFamily", "TSV110", |
| "HiSilicon TS-V110 processors", [ |
| FeatureCustomCheapAsMoveHandling, |
| FeatureFuseAES, |
| FeaturePostRAScheduler]>; |
| |
| |
| def ProcessorFeatures { |
| list<SubtargetFeature> A53 = [HasV8_0aOps, FeatureCRC, FeatureCrypto, |
| FeatureFPARMv8, FeatureNEON, FeaturePerfMon]; |
| list<SubtargetFeature> A55 = [HasV8_2aOps, FeatureCrypto, FeatureFPARMv8, |
| FeatureNEON, FeatureFullFP16, FeatureDotProd, |
| FeatureRCPC, FeaturePerfMon]; |
| list<SubtargetFeature> A510 = [HasV9_0aOps, FeatureNEON, FeaturePerfMon, |
| FeatureMatMulInt8, FeatureBF16, FeatureAM, |
| FeatureMTE, FeatureETE, FeatureSVE2BitPerm, |
| FeatureFP16FML]; |
| list<SubtargetFeature> A65 = [HasV8_2aOps, FeatureCrypto, FeatureFPARMv8, |
| FeatureNEON, FeatureFullFP16, FeatureDotProd, |
| FeatureRCPC, FeatureSSBS, FeatureRAS]; |
| list<SubtargetFeature> A76 = [HasV8_2aOps, FeatureCrypto, FeatureFPARMv8, |
| FeatureNEON, FeatureFullFP16, FeatureDotProd, |
| FeatureRCPC, FeatureSSBS]; |
| list<SubtargetFeature> A77 = [HasV8_2aOps, FeatureCrypto, FeatureFPARMv8, |
| FeatureNEON, FeatureFullFP16, FeatureDotProd, |
| FeatureRCPC]; |
| list<SubtargetFeature> A78 = [HasV8_2aOps, FeatureCrypto, FeatureFPARMv8, |
| FeatureNEON, FeatureFullFP16, FeatureDotProd, |
| FeatureRCPC, FeaturePerfMon, FeatureSPE, |
| FeatureSSBS]; |
| list<SubtargetFeature> A78C = [HasV8_2aOps, FeatureCrypto, FeatureFPARMv8, |
| FeatureNEON, FeatureFullFP16, FeatureDotProd, |
| FeatureFlagM, FeatureFP16FML, FeaturePAuth, |
| FeaturePerfMon, FeatureRCPC, FeatureSPE, |
| FeatureSSBS]; |
| list<SubtargetFeature> A710 = [HasV9_0aOps, FeatureNEON, FeaturePerfMon, |
| FeatureETE, FeatureMTE, FeatureFP16FML, |
| FeatureSVE2BitPerm, FeatureBF16, FeatureMatMulInt8]; |
| list<SubtargetFeature> R82 = [HasV8_0rOps]; |
| list<SubtargetFeature> X1 = [HasV8_2aOps, FeatureCrypto, FeatureFPARMv8, |
| FeatureNEON, FeatureRCPC, FeaturePerfMon, |
| FeatureSPE, FeatureFullFP16, FeatureDotProd]; |
| list<SubtargetFeature> X2 = [HasV9_0aOps, FeatureNEON, FeaturePerfMon, |
| FeatureMatMulInt8, FeatureBF16, FeatureAM, |
| FeatureMTE, FeatureETE, FeatureSVE2BitPerm, |
| FeatureFP16FML]; |
| list<SubtargetFeature> A64FX = [HasV8_2aOps, FeatureFPARMv8, FeatureNEON, |
| FeatureSHA2, FeaturePerfMon, FeatureFullFP16, |
| FeatureSVE, FeatureComplxNum]; |
| list<SubtargetFeature> Carmel = [HasV8_2aOps, FeatureNEON, FeatureCrypto, |
| FeatureFullFP16]; |
| list<SubtargetFeature> AppleA7 = [HasV8_0aOps, FeatureCrypto, FeatureFPARMv8, |
| FeatureNEON,FeaturePerfMon, FeatureAppleA7SysReg]; |
| list<SubtargetFeature> AppleA10 = [HasV8_0aOps, FeatureCrypto, FeatureFPARMv8, |
| FeatureNEON, FeaturePerfMon, FeatureCRC, |
| FeatureRDM, FeaturePAN, FeatureLOR, FeatureVH]; |
| list<SubtargetFeature> AppleA11 = [HasV8_2aOps, FeatureCrypto, FeatureFPARMv8, |
| FeatureNEON, FeaturePerfMon, FeatureFullFP16]; |
| list<SubtargetFeature> AppleA12 = [HasV8_3aOps, FeatureCrypto, FeatureFPARMv8, |
| FeatureNEON, FeaturePerfMon, FeatureFullFP16]; |
| list<SubtargetFeature> AppleA13 = [HasV8_4aOps, FeatureCrypto, FeatureFPARMv8, |
| FeatureNEON, FeaturePerfMon, FeatureFullFP16, |
| FeatureFP16FML, FeatureSHA3]; |
| list<SubtargetFeature> AppleA14 = [HasV8_4aOps, FeatureCrypto, FeatureFPARMv8, |
| FeatureNEON, FeaturePerfMon, FeatureFRInt3264, |
| FeatureSpecRestrict, FeatureSSBS, FeatureSB, |
| FeaturePredRes, FeatureCacheDeepPersist, |
| FeatureFullFP16, FeatureFP16FML, FeatureSHA3, |
| FeatureAltFPCmp]; |
| list<SubtargetFeature> ExynosM3 = [HasV8_0aOps, FeatureCRC, FeatureCrypto, |
| FeaturePerfMon]; |
| list<SubtargetFeature> ExynosM4 = [HasV8_2aOps, FeatureCrypto, FeatureDotProd, |
| FeatureFullFP16, FeaturePerfMon]; |
| list<SubtargetFeature> Falkor = [HasV8_0aOps, FeatureCRC, FeatureCrypto, |
| FeatureFPARMv8, FeatureNEON, FeaturePerfMon, |
| FeatureRDM]; |
| list<SubtargetFeature> NeoverseE1 = [HasV8_2aOps, FeatureCrypto, FeatureDotProd, |
| FeatureFPARMv8, FeatureFullFP16, FeatureNEON, |
| FeatureRCPC, FeatureSSBS]; |
| list<SubtargetFeature> NeoverseN1 = [HasV8_2aOps, FeatureCrypto, FeatureDotProd, |
| FeatureFPARMv8, FeatureFullFP16, FeatureNEON, |
| FeatureRCPC, FeatureSPE, FeatureSSBS]; |
| list<SubtargetFeature> NeoverseN2 = [HasV8_5aOps, FeatureBF16, FeatureETE, |
| FeatureMatMulInt8, FeatureMTE, FeatureSVE2, |
| FeatureSVE2BitPerm, FeatureTRBE, FeatureCrypto]; |
| list<SubtargetFeature> Neoverse512TVB = [HasV8_4aOps, FeatureBF16, FeatureCacheDeepPersist, |
| FeatureCrypto, FeatureFPARMv8, FeatureFP16FML, |
| FeatureFullFP16, FeatureMatMulInt8, FeatureNEON, |
| FeaturePerfMon, FeatureRandGen, FeatureSPE, |
| FeatureSSBS, FeatureSVE]; |
| list<SubtargetFeature> NeoverseV1 = [HasV8_4aOps, FeatureBF16, FeatureCacheDeepPersist, |
| FeatureCrypto, FeatureFPARMv8, FeatureFP16FML, |
| FeatureFullFP16, FeatureMatMulInt8, FeatureNEON, |
| FeaturePerfMon, FeatureRandGen, FeatureSPE, |
| FeatureSSBS, FeatureSVE]; |
| list<SubtargetFeature> Saphira = [HasV8_4aOps, FeatureCrypto, FeatureFPARMv8, |
| FeatureNEON, FeatureSPE, FeaturePerfMon]; |
| list<SubtargetFeature> ThunderX = [HasV8_0aOps, FeatureCRC, FeatureCrypto, |
| FeatureFPARMv8, FeaturePerfMon, FeatureNEON]; |
| list<SubtargetFeature> ThunderX2T99 = [HasV8_1aOps, FeatureCRC, FeatureCrypto, |
| FeatureFPARMv8, FeatureNEON, FeatureLSE]; |
| list<SubtargetFeature> ThunderX3T110 = [HasV8_3aOps, FeatureCRC, FeatureCrypto, |
| FeatureFPARMv8, FeatureNEON, FeatureLSE, |
| FeaturePAuth, FeaturePerfMon]; |
| list<SubtargetFeature> TSV110 = [HasV8_2aOps, FeatureCrypto, FeatureFPARMv8, |
| FeatureNEON, FeaturePerfMon, FeatureSPE, |
| FeatureFullFP16, FeatureFP16FML, FeatureDotProd]; |
| |
| // ETE and TRBE are future architecture extensions. We temporarily enable them |
| // by default for users targeting generic AArch64. The extensions do not |
| // affect code generated by the compiler and can be used only by explicitly |
| // mentioning the new system register names in assembly. |
| list<SubtargetFeature> Generic = [FeatureFPARMv8, FeatureNEON, FeaturePerfMon, FeatureETE]; |
| } |
| |
| |
| def : ProcessorModel<"generic", CortexA55Model, ProcessorFeatures.Generic, |
| [FeatureFuseAES, FeaturePostRAScheduler]>; |
| def : ProcessorModel<"cortex-a35", CortexA53Model, ProcessorFeatures.A53, |
| [TuneA35]>; |
| def : ProcessorModel<"cortex-a34", CortexA53Model, ProcessorFeatures.A53, |
| [TuneA35]>; |
| def : ProcessorModel<"cortex-a53", CortexA53Model, ProcessorFeatures.A53, |
| [TuneA53]>; |
| def : ProcessorModel<"cortex-a55", CortexA55Model, ProcessorFeatures.A55, |
| [TuneA55]>; |
| def : ProcessorModel<"cortex-a510", CortexA55Model, ProcessorFeatures.A510, |
| [TuneA510]>; |
| def : ProcessorModel<"cortex-a57", CortexA57Model, ProcessorFeatures.A53, |
| [TuneA57]>; |
| def : ProcessorModel<"cortex-a65", CortexA53Model, ProcessorFeatures.A65, |
| [TuneA65]>; |
| def : ProcessorModel<"cortex-a65ae", CortexA53Model, ProcessorFeatures.A65, |
| [TuneA65]>; |
| def : ProcessorModel<"cortex-a72", CortexA57Model, ProcessorFeatures.A53, |
| [TuneA72]>; |
| def : ProcessorModel<"cortex-a73", CortexA57Model, ProcessorFeatures.A53, |
| [TuneA73]>; |
| def : ProcessorModel<"cortex-a75", CortexA57Model, ProcessorFeatures.A55, |
| [TuneA75]>; |
| def : ProcessorModel<"cortex-a76", CortexA57Model, ProcessorFeatures.A76, |
| [TuneA76]>; |
| def : ProcessorModel<"cortex-a76ae", CortexA57Model, ProcessorFeatures.A76, |
| [TuneA76]>; |
| def : ProcessorModel<"cortex-a77", CortexA57Model, ProcessorFeatures.A77, |
| [TuneA77]>; |
| def : ProcessorModel<"cortex-a78", CortexA57Model, ProcessorFeatures.A78, |
| [TuneA78]>; |
| def : ProcessorModel<"cortex-a78c", CortexA57Model, ProcessorFeatures.A78C, |
| [TuneA78C]>; |
| def : ProcessorModel<"cortex-a710", CortexA57Model, ProcessorFeatures.A710, |
| [TuneA710]>; |
| def : ProcessorModel<"cortex-r82", CortexA55Model, ProcessorFeatures.R82, |
| [TuneR82]>; |
| def : ProcessorModel<"cortex-x1", CortexA57Model, ProcessorFeatures.X1, |
| [TuneX1]>; |
| def : ProcessorModel<"cortex-x2", CortexA57Model, ProcessorFeatures.X2, |
| [TuneX2]>; |
| def : ProcessorModel<"neoverse-e1", CortexA53Model, |
| ProcessorFeatures.NeoverseE1, [TuneNeoverseE1]>; |
| def : ProcessorModel<"neoverse-n1", CortexA57Model, |
| ProcessorFeatures.NeoverseN1, [TuneNeoverseN1]>; |
| def : ProcessorModel<"neoverse-n2", CortexA57Model, |
| ProcessorFeatures.NeoverseN2, [TuneNeoverseN2]>; |
| def : ProcessorModel<"neoverse-512tvb", CortexA57Model, |
| ProcessorFeatures.Neoverse512TVB, [TuneNeoverse512TVB]>; |
| def : ProcessorModel<"neoverse-v1", CortexA57Model, |
| ProcessorFeatures.NeoverseV1, [TuneNeoverseV1]>; |
| def : ProcessorModel<"exynos-m3", ExynosM3Model, ProcessorFeatures.ExynosM3, |
| [TuneExynosM3]>; |
| def : ProcessorModel<"exynos-m4", ExynosM4Model, ProcessorFeatures.ExynosM4, |
| [TuneExynosM4]>; |
| def : ProcessorModel<"exynos-m5", ExynosM5Model, ProcessorFeatures.ExynosM4, |
| [TuneExynosM4]>; |
| def : ProcessorModel<"falkor", FalkorModel, ProcessorFeatures.Falkor, |
| [TuneFalkor]>; |
| def : ProcessorModel<"saphira", FalkorModel, ProcessorFeatures.Saphira, |
| [TuneSaphira]>; |
| def : ProcessorModel<"kryo", KryoModel, ProcessorFeatures.A53, [TuneKryo]>; |
| |
| // Cavium ThunderX/ThunderX T8X Processors |
| def : ProcessorModel<"thunderx", ThunderXT8XModel, ProcessorFeatures.ThunderX, |
| [TuneThunderX]>; |
| def : ProcessorModel<"thunderxt88", ThunderXT8XModel, |
| ProcessorFeatures.ThunderX, [TuneThunderXT88]>; |
| def : ProcessorModel<"thunderxt81", ThunderXT8XModel, |
| ProcessorFeatures.ThunderX, [TuneThunderXT81]>; |
| def : ProcessorModel<"thunderxt83", ThunderXT8XModel, |
| ProcessorFeatures.ThunderX, [TuneThunderXT83]>; |
| // Cavium ThunderX2T9X Processors. Formerly Broadcom Vulcan. |
| def : ProcessorModel<"thunderx2t99", ThunderX2T99Model, |
| ProcessorFeatures.ThunderX2T99, [TuneThunderX2T99]>; |
| // Marvell ThunderX3T110 Processors. |
| def : ProcessorModel<"thunderx3t110", ThunderX3T110Model, |
| ProcessorFeatures.ThunderX3T110, [TuneThunderX3T110]>; |
| def : ProcessorModel<"tsv110", TSV110Model, ProcessorFeatures.TSV110, |
| [TuneTSV110]>; |
| |
| // Support cyclone as an alias for apple-a7 so we can still LTO old bitcode. |
| def : ProcessorModel<"cyclone", CycloneModel, ProcessorFeatures.AppleA7, |
| [TuneAppleA7]>; |
| |
| // iPhone and iPad CPUs |
| def : ProcessorModel<"apple-a7", CycloneModel, ProcessorFeatures.AppleA7, |
| [TuneAppleA7]>; |
| def : ProcessorModel<"apple-a8", CycloneModel, ProcessorFeatures.AppleA7, |
| [TuneAppleA7]>; |
| def : ProcessorModel<"apple-a9", CycloneModel, ProcessorFeatures.AppleA7, |
| [TuneAppleA7]>; |
| def : ProcessorModel<"apple-a10", CycloneModel, ProcessorFeatures.AppleA10, |
| [TuneAppleA10]>; |
| def : ProcessorModel<"apple-a11", CycloneModel, ProcessorFeatures.AppleA11, |
| [TuneAppleA11]>; |
| def : ProcessorModel<"apple-a12", CycloneModel, ProcessorFeatures.AppleA12, |
| [TuneAppleA12]>; |
| def : ProcessorModel<"apple-a13", CycloneModel, ProcessorFeatures.AppleA13, |
| [TuneAppleA13]>; |
| def : ProcessorModel<"apple-a14", CycloneModel, ProcessorFeatures.AppleA14, |
| [TuneAppleA14]>; |
| |
| // Mac CPUs |
| def : ProcessorModel<"apple-m1", CycloneModel, ProcessorFeatures.AppleA14, |
| [TuneAppleA14]>; |
| |
| // watch CPUs. |
| def : ProcessorModel<"apple-s4", CycloneModel, ProcessorFeatures.AppleA12, |
| [TuneAppleA12]>; |
| def : ProcessorModel<"apple-s5", CycloneModel, ProcessorFeatures.AppleA12, |
| [TuneAppleA12]>; |
| |
| // Alias for the latest Apple processor model supported by LLVM. |
| def : ProcessorModel<"apple-latest", CycloneModel, ProcessorFeatures.AppleA14, |
| [TuneAppleA14]>; |
| |
| // Fujitsu A64FX |
| def : ProcessorModel<"a64fx", A64FXModel, ProcessorFeatures.A64FX, |
| [TuneA64FX]>; |
| |
| // Nvidia Carmel |
| def : ProcessorModel<"carmel", NoSchedModel, ProcessorFeatures.Carmel, |
| [TuneCarmel]>; |
| |
| //===----------------------------------------------------------------------===// |
| // Assembly parser |
| //===----------------------------------------------------------------------===// |
| |
| def GenericAsmParserVariant : AsmParserVariant { |
| int Variant = 0; |
| string Name = "generic"; |
| string BreakCharacters = "."; |
| string TokenizingCharacters = "[]*!/"; |
| } |
| |
| def AppleAsmParserVariant : AsmParserVariant { |
| int Variant = 1; |
| string Name = "apple-neon"; |
| string BreakCharacters = "."; |
| string TokenizingCharacters = "[]*!/"; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Assembly printer |
| //===----------------------------------------------------------------------===// |
| // AArch64 Uses the MC printer for asm output, so make sure the TableGen |
| // AsmWriter bits get associated with the correct class. |
| def GenericAsmWriter : AsmWriter { |
| string AsmWriterClassName = "InstPrinter"; |
| int PassSubtarget = 1; |
| int Variant = 0; |
| bit isMCAsmWriter = 1; |
| } |
| |
| def AppleAsmWriter : AsmWriter { |
| let AsmWriterClassName = "AppleInstPrinter"; |
| int PassSubtarget = 1; |
| int Variant = 1; |
| int isMCAsmWriter = 1; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Target Declaration |
| //===----------------------------------------------------------------------===// |
| |
| def AArch64 : Target { |
| let InstructionSet = AArch64InstrInfo; |
| let AssemblyParserVariants = [GenericAsmParserVariant, AppleAsmParserVariant]; |
| let AssemblyWriters = [GenericAsmWriter, AppleAsmWriter]; |
| let AllowRegisterRenaming = 1; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Pfm Counters |
| //===----------------------------------------------------------------------===// |
| |
| include "AArch64PfmCounters.td" |
