cpuctl on M1 Mac

% cpuctl -v identify 0; cpuctl -v identify 4
cpu0: MIDR_EL1: 0x611f0221
cpu0: MPIDR_EL1: 0x0000000080000000
cpu0: ID_AA64DFR0_EL1: 0x0000000010305f09
cpu0: ID_AA64DFR1_EL1: 0x0000000000000000
cpu0: ID_AA64ISAR0_EL1: 0x0221100110212120
cpu0: ID_AA64ISAR1_EL1: 0x0000011110211202
cpu0: ID_AA64MMFR0_EL1: 0x000012120f100001
cpu0: ID_AA64MMFR1_EL1: 0x0000000011212100
cpu0: ID_AA64MMFR2_EL1: 0x1201111100001011
cpu0: ID_AA64PFR0_EL1: 0x1101000010110111
cpu0: ID_AA64PFR1_EL1: 0x00000020
cpu0: ID_AA64ZFR0_EL1: 0x0000000000000000
cpu0: MVFR0_EL1: 0x00000000
cpu0: MVFR1_EL1: 0x00000000
cpu0: MVFR2_EL1: 0x00000000
cpu0: CLIDR_EL1: 0x0000000081000023
cpu0: CTR_EL0: 0x0000000084448004
cpu0: Apple Inc., M1 Icestorm r1p1 (Apple Apple Silicon core)
cpu0: revision: 0x00000000
cpu0: multiprocessor affinity: Affinity-Level: 0-0-0-0
cpu0: multiprocessor affinity: Multiprocessor system
cpu0: multiprocessor affinity: Core Independent
cpu0: isa features 0: AES: 0x2: AESE/AESD/AESMC/AESIMC+PMULL/PMULL2
cpu0: isa features 0: SHA1: 0x1: SHA1C/SHA1P/SHA1M/SHA1H/SHA1SU0/SHA1SU1
cpu0: isa features 0: SHA2: 0x2: SHA256H/SHA256H2/SHA256SU0/SHA256SU1/SHA512H/SHA512H2/SHA512SU0/SHA512SU1
cpu0: isa features 0: CRC32: 0x1: CRC32B/CRC32H/CRC32W/CRC32X/CRC32CB/CRC32CH/CRC32CW/CRC32CX
cpu0: isa features 0: Atomic: 0x2: LDADD/LDCLR/LDEOR/LDSET/LDSMAX/LDSMIN/LDUMAX/LDUMIN/CAS/CASP/SWP
cpu0: isa features 0: RDM: 0x1: SQRDMLAH/SQRDMLSH
cpu0: isa features 0: SHA3: 0x1: EOR3/RAX1/XAR/BCAX
cpu0: isa features 0: SM3: 0x0: No SM3
cpu0: isa features 0: SM4: 0x0: No SM4
cpu0: isa features 0: DP: 0x1: UDOT/SDOT
cpu0: isa features 0: FHM: 0x1: FMLAL/FMLSL
cpu0: isa features 0: TS: 0x2: CFINV/RMIF/SETF16/SETF8/AXFLAG/XAFLAG
cpu0: isa features 0: TLBI: 0x2: Outer shareable and TLB range maintenance instructions
cpu0: isa features 0: RNDR: 0x0: No RNDR/RNDRRS
cpu0: isa features 1: DPB: 0x2: DC CVAP/DC CVADP
cpu0: isa features 1: APA: 0x0: No Architected Address Authentication algorithm
cpu0: isa features 1: API: 0x2: EnhancedPAC
cpu0: isa features 1: JSCVT: 0x1: FJCVTZS
cpu0: isa features 1: FCMA: 0x1: FCMLA/FCADD
cpu0: isa features 1: LRCPC: 0x2: LDAPR/LDAPUR/STLUR
cpu0: isa features 1: GPA: 0x0: No Architected Generic Authentication algorithm
cpu0: isa features 1: GPI: 0x1: Generic Authentication algorithm implemented
cpu0: isa features 1: FRINTTS: 0x1: FRINT32Z/FRINT32X/FRINT64Z/FRINT64X
cpu0: isa features 1: SB: 0x1: SB
cpu0: isa features 1: SPECRES: 0x1: CFP RCTX/DVP RCTX/CPP RCTX
cpu0: isa features 1: BF16: 0x0: No BFloat16
cpu0: isa features 1: DGH: 0x0: Data Gathering Hint not implemented
cpu0: isa features 1: I8MM: 0x0: No Int8 matrix
cpu0: isa features 1: XS: 0x0: No XS/nXS qualifier
cpu0: isa features 1: LS64: 0x0: No LS64
cpu0: memory model 0: PARange: 0x1: 36bits/64GB
cpu0: memory model 0: ASIDBit: 0x0: 8bits
cpu0: memory model 0: BigEnd: 0x0: No mixed-endian
cpu0: memory model 0: SNSMem: 0x0: No distinction B/W Secure and Non-secure Memory
cpu0: memory model 0: BigEndEL0: 0x0: No mixed-endian at EL0
cpu0: memory model 0: TGran16: 0x1: 16KB granule
cpu0: memory model 0: TGran64: 0xf: No 64KB granule
cpu0: memory model 0: TGran4: 0x0: 4KB granule
cpu0: memory model 0: TGran16_2: 0x2: 16KB granule at stage2
cpu0: memory model 0: TGran64_2: 0x1: No 64KB granule at stage2
cpu0: memory model 0: TGran4_2: 0x2: 4KB granule at stage2
cpu0: memory model 0: ExS: 0x1: Non-context synchronizing exception entry and exit are supported
cpu0: memory model 0: FGT: 0x0: fine-grained trap controls not implemented
cpu0: memory model 0: ECV: 0x0: Enhanced Counter Virtualization not implemented
cpu0: memory model 1: HAFDBS: 0x0: Access and Dirty flags not supported
cpu0: memory model 1: VMIDBits: 0x0: 8bits
cpu0: memory model 1: VH: 0x1: Virtualization Host Extensions supported
cpu0: memory model 1: HPDS: 0x2: Disabling of hierarchical controls supported, plus PTD
cpu0: memory model 1: LO: 0x1: LORegions supported
cpu0: memory model 1: PAN: 0x2: PAN supported, and instructions supported
cpu0: memory model 1: SpecSEI: 0x1: SError interrupt supported
cpu0: memory model 1: XNX: 0x1: Distinction between EL0 and EL1 XN control at stage2 supported
cpu0: memory model 1: TWED: 0x0: Configurable delayed trapping of WFE is not supported
cpu0: memory model 1: ETS: 0x0: Enhanced Translation Synchronization not supported
cpu0: memory model 1: HCX: 0x0: HCRX_EL2 not supported
cpu0: memory model 1: AFP: 0x0: FPCR.{AH,FIZ,NEP} fields not supported
cpu0: memory model 1: nTLBPA: 0x0: might include non-coherent caches
cpu0: processor feature 0: EL0: 0x1: AArch64
cpu0: processor feature 0: EL1: 0x1: AArch64
cpu0: processor feature 0: EL2: 0x1: AArch64
cpu0: processor feature 0: EL3: 0x0: No EL3
cpu0: processor feature 0: FP: 0x1: Floating Point including half-precision support
cpu0: processor feature 0: AdvSIMD: 0x1: Advanced SIMD including half-precision support
cpu0: processor feature 0: GIC: 0x0: GIC CPU interface sysregs not implemented
cpu0: processor feature 0: RAS: 0x1: Reliability/Availability/Serviceability supported
cpu0: processor feature 0: SVE: 0x0: Scalable Vector Extensions not implemented
cpu0: processor feature 0: SEL2: 0x0: Secure EL2 not implemented
cpu0: processor feature 0: MPAM: 0x0: Memory Partitioning and Monitoring not implemented
cpu0: processor feature 0: AMU: 0x0: Activity Monitors Extension not implemented
cpu0: processor feature 0: DIT: 0x1: Data-Independent Timing guaranteed by PSTATE.DIT
cpu0: processor feature 0: CSV2: 0x1: Branch prediction maybe not Spectred
cpu0: processor feature 0: CSV3: 0x1: Faults maybe not Spectred
cpu0: processor feature 1: BT: 0x0: Branch Target Identification not implemented
cpu0: processor feature 1: SSBS: 0x2: Speculative Store Bypassing control implemented, plus MSR/MRS
cpu0: processor feature 1: MTE: 0x0: Memory Tagging Extension not implemented
cpu0: processor feature 1: RAS_frac: 0x0: Regular RAS
cpu0: processor feature 1: MPAM_frac: 0x0: MPAM not implemented, or v1.0
cpu0: processor feature 1: CSV2_frac: 0x0: not disclosed
cpu0: debug feature 0: CTX_CMPs: 2 context-aware breakpoints
cpu0: debug feature 0: WRPs: 4 watchpoints
cpu0: debug feature 0: BRPs: 6 breakpoints
cpu0: debug feature 0: DebugVer: 0x9: ARMv8.4 debug architecture
cpu0: debug feature 0: TraceVer: 0x0: Trace supported
cpu0: debug feature 0: PMUVer: 0xf: implementation defined
cpu0: debug feature 0: PMSVer: 0x0: Statistical Profiling Extension not implemented
cpu0: debug feature 0: DoubleLock: 0x0: OS Double Lock implemented
cpu0: debug feature 0: TraceFilt: 0x0: ARMv8.4 Self-hosted Trace Extension not implemented
cpu0: debug feature 0: MTPMU: 0x0: Multi-threaded PMU extension not implemented, or implementation defined
cpu0: media and VFP features 0: SIMDreg: 0x0: No SIMD
cpu0: media and VFP features 0: FPSP: 0x0: No VFP support single precision
cpu0: media and VFP features 0: FPDP: 0x0: No VFP support double precision
cpu0: media and VFP features 0: FPTrap: 0x0: No floating point exception trapping support
cpu0: media and VFP features 0: FPDivide: 0x0: VDIV not supported
cpu0: media and VFP features 0: FPSqrt: 0x0: VSQRT not supported
cpu0: media and VFP features 0: FPShVec: 0x0: Short Vectors not supported
cpu0: media and VFP features 0: FPRound: 0x0: Only Round to Nearest mode
cpu0: media and VFP features 1: FPFtZ: 0x0: only the Flush-to-Zero
cpu0: media and VFP features 1: FPDNan: 0x0: Default NaN
cpu0: media and VFP features 1: SIMDLS: 0x0: No Advanced SIMD Load/Store
cpu0: media and VFP features 1: SIMDInt: 0x0: No Advanced SIMD Integer
cpu0: media and VFP features 1: SIMDSP: 0x0: No Advanced SIMD single precision
cpu0: media and VFP features 1: SIMDHP: 0x0: No Advanced SIMD half precision
cpu0: media and VFP features 1: FPHP: 0x0: No half precision conversion
cpu0: media and VFP features 1: SIMDFMAC: 0x0: No Fused Multiply-Accumulate
cpu0: media and VFP features 2: SIMDMisc: 0x0: No miscellaneous features
cpu0: media and VFP features 2: FPMisc: 0x0: No miscellaneous features
cpu0: cache level: L1: 0x3: Instruction and Data cache
cpu0: cache level: L2: 0x4: Unified cache
cpu0: cache level: L3: 0x0: None
cpu0: cache level: L4: 0x0: None
cpu0: cache level: L5: 0x0: None
cpu0: cache level: L6: 0x0: None
cpu0: cache level: L7: 0x0: None
cpu0: cache level: LoUU: 0x0: 0
cpu0: cache level: LoC: 0x1: 1
cpu0: cache level: LoUIS: 0x0: 0
cpu0: cache level: ICB: 0x2: 2
cpu0: cache type: IminLine: 0x4: 64
cpu0: cache type: DminLine: 0x4: 64
cpu0: cache type: L1 Icache policy: 0x2: VIPT
cpu0: cache type: ERG: 0x4: 64
cpu0: cache type: CWG: 0x4: 64
cpu0: cache type: DIC: 0x0: 0
cpu0: cache type: IDC: 0x0: 0
cpu4: MIDR_EL1: 0x611f0231
cpu4: MPIDR_EL1: 0x0000000080010100
cpu4: ID_AA64DFR0_EL1: 0x0000000010305f09
cpu4: ID_AA64DFR1_EL1: 0x0000000000000000
cpu4: ID_AA64ISAR0_EL1: 0x0221100110212120
cpu4: ID_AA64ISAR1_EL1: 0x0000011110211202
cpu4: ID_AA64MMFR0_EL1: 0x000012120f100001
cpu4: ID_AA64MMFR1_EL1: 0x0000000011212100
cpu4: ID_AA64MMFR2_EL1: 0x1201111100001011
cpu4: ID_AA64PFR0_EL1: 0x1101000010110111
cpu4: ID_AA64PFR1_EL1: 0x00000020
cpu4: ID_AA64ZFR0_EL1: 0x0000000000000000
cpu4: MVFR0_EL1: 0x00000000
cpu4: MVFR1_EL1: 0x00000000
cpu4: MVFR2_EL1: 0x00000000
cpu4: CLIDR_EL1: 0x0000000081000023
cpu4: CTR_EL0: 0x0000000084448004
cpu4: Apple Inc., M1 Firestorm r1p1 (Apple Apple Silicon core)
cpu4: revision: 0x00000000
cpu4: multiprocessor affinity: Affinity-Level: 0-1-1-0
cpu4: multiprocessor affinity: Multiprocessor system
cpu4: multiprocessor affinity: Core Independent
cpu4: isa features 0: AES: 0x2: AESE/AESD/AESMC/AESIMC+PMULL/PMULL2
cpu4: isa features 0: SHA1: 0x1: SHA1C/SHA1P/SHA1M/SHA1H/SHA1SU0/SHA1SU1
cpu4: isa features 0: SHA2: 0x2: SHA256H/SHA256H2/SHA256SU0/SHA256SU1/SHA512H/SHA512H2/SHA512SU0/SHA512SU1
cpu4: isa features 0: CRC32: 0x1: CRC32B/CRC32H/CRC32W/CRC32X/CRC32CB/CRC32CH/CRC32CW/CRC32CX
cpu4: isa features 0: Atomic: 0x2: LDADD/LDCLR/LDEOR/LDSET/LDSMAX/LDSMIN/LDUMAX/LDUMIN/CAS/CASP/SWP
cpu4: isa features 0: RDM: 0x1: SQRDMLAH/SQRDMLSH
cpu4: isa features 0: SHA3: 0x1: EOR3/RAX1/XAR/BCAX
cpu4: isa features 0: SM3: 0x0: No SM3
cpu4: isa features 0: SM4: 0x0: No SM4
cpu4: isa features 0: DP: 0x1: UDOT/SDOT
cpu4: isa features 0: FHM: 0x1: FMLAL/FMLSL
cpu4: isa features 0: TS: 0x2: CFINV/RMIF/SETF16/SETF8/AXFLAG/XAFLAG
cpu4: isa features 0: TLBI: 0x2: Outer shareable and TLB range maintenance instructions
cpu4: isa features 0: RNDR: 0x0: No RNDR/RNDRRS
cpu4: isa features 1: DPB: 0x2: DC CVAP/DC CVADP
cpu4: isa features 1: APA: 0x0: No Architected Address Authentication algorithm
cpu4: isa features 1: API: 0x2: EnhancedPAC
cpu4: isa features 1: JSCVT: 0x1: FJCVTZS
cpu4: isa features 1: FCMA: 0x1: FCMLA/FCADD
cpu4: isa features 1: LRCPC: 0x2: LDAPR/LDAPUR/STLUR
cpu4: isa features 1: GPA: 0x0: No Architected Generic Authentication algorithm
cpu4: isa features 1: GPI: 0x1: Generic Authentication algorithm implemented
cpu4: isa features 1: FRINTTS: 0x1: FRINT32Z/FRINT32X/FRINT64Z/FRINT64X
cpu4: isa features 1: SB: 0x1: SB
cpu4: isa features 1: SPECRES: 0x1: CFP RCTX/DVP RCTX/CPP RCTX
cpu4: isa features 1: BF16: 0x0: No BFloat16
cpu4: isa features 1: DGH: 0x0: Data Gathering Hint not implemented
cpu4: isa features 1: I8MM: 0x0: No Int8 matrix
cpu4: isa features 1: XS: 0x0: No XS/nXS qualifier
cpu4: isa features 1: LS64: 0x0: No LS64
cpu4: memory model 0: PARange: 0x1: 36bits/64GB
cpu4: memory model 0: ASIDBit: 0x0: 8bits
cpu4: memory model 0: BigEnd: 0x0: No mixed-endian
cpu4: memory model 0: SNSMem: 0x0: No distinction B/W Secure and Non-secure Memory
cpu4: memory model 0: BigEndEL0: 0x0: No mixed-endian at EL0
cpu4: memory model 0: TGran16: 0x1: 16KB granule
cpu4: memory model 0: TGran64: 0xf: No 64KB granule
cpu4: memory model 0: TGran4: 0x0: 4KB granule
cpu4: memory model 0: TGran16_2: 0x2: 16KB granule at stage2
cpu4: memory model 0: TGran64_2: 0x1: No 64KB granule at stage2
cpu4: memory model 0: TGran4_2: 0x2: 4KB granule at stage2
cpu4: memory model 0: ExS: 0x1: Non-context synchronizing exception entry and exit are supported
cpu4: memory model 0: FGT: 0x0: fine-grained trap controls not implemented
cpu4: memory model 0: ECV: 0x0: Enhanced Counter Virtualization not implemented
cpu4: memory model 1: HAFDBS: 0x0: Access and Dirty flags not supported
cpu4: memory model 1: VMIDBits: 0x0: 8bits
cpu4: memory model 1: VH: 0x1: Virtualization Host Extensions supported
cpu4: memory model 1: HPDS: 0x2: Disabling of hierarchical controls supported, plus PTD
cpu4: memory model 1: LO: 0x1: LORegions supported
cpu4: memory model 1: PAN: 0x2: PAN supported, and instructions supported
cpu4: memory model 1: SpecSEI: 0x1: SError interrupt supported
cpu4: memory model 1: XNX: 0x1: Distinction between EL0 and EL1 XN control at stage2 supported
cpu4: memory model 1: TWED: 0x0: Configurable delayed trapping of WFE is not supported
cpu4: memory model 1: ETS: 0x0: Enhanced Translation Synchronization not supported
cpu4: memory model 1: HCX: 0x0: HCRX_EL2 not supported
cpu4: memory model 1: AFP: 0x0: FPCR.{AH,FIZ,NEP} fields not supported
cpu4: memory model 1: nTLBPA: 0x0: might include non-coherent caches
cpu4: processor feature 0: EL0: 0x1: AArch64
cpu4: processor feature 0: EL1: 0x1: AArch64
cpu4: processor feature 0: EL2: 0x1: AArch64
cpu4: processor feature 0: EL3: 0x0: No EL3
cpu4: processor feature 0: FP: 0x1: Floating Point including half-precision support
cpu4: processor feature 0: AdvSIMD: 0x1: Advanced SIMD including half-precision support
cpu4: processor feature 0: GIC: 0x0: GIC CPU interface sysregs not implemented
cpu4: processor feature 0: RAS: 0x1: Reliability/Availability/Serviceability supported
cpu4: processor feature 0: SVE: 0x0: Scalable Vector Extensions not implemented
cpu4: processor feature 0: SEL2: 0x0: Secure EL2 not implemented
cpu4: processor feature 0: MPAM: 0x0: Memory Partitioning and Monitoring not implemented
cpu4: processor feature 0: AMU: 0x0: Activity Monitors Extension not implemented
cpu4: processor feature 0: DIT: 0x1: Data-Independent Timing guaranteed by PSTATE.DIT
cpu4: processor feature 0: CSV2: 0x1: Branch prediction maybe not Spectred
cpu4: processor feature 0: CSV3: 0x1: Faults maybe not Spectred
cpu4: processor feature 1: BT: 0x0: Branch Target Identification not implemented
cpu4: processor feature 1: SSBS: 0x2: Speculative Store Bypassing control implemented, plus MSR/MRS
cpu4: processor feature 1: MTE: 0x0: Memory Tagging Extension not implemented
cpu4: processor feature 1: RAS_frac: 0x0: Regular RAS
cpu4: processor feature 1: MPAM_frac: 0x0: MPAM not implemented, or v1.0
cpu4: processor feature 1: CSV2_frac: 0x0: not disclosed
cpu4: debug feature 0: CTX_CMPs: 2 context-aware breakpoints
cpu4: debug feature 0: WRPs: 4 watchpoints
cpu4: debug feature 0: BRPs: 6 breakpoints
cpu4: debug feature 0: DebugVer: 0x9: ARMv8.4 debug architecture
cpu4: debug feature 0: TraceVer: 0x0: Trace supported
cpu4: debug feature 0: PMUVer: 0xf: implementation defined
cpu4: debug feature 0: PMSVer: 0x0: Statistical Profiling Extension not implemented
cpu4: debug feature 0: DoubleLock: 0x0: OS Double Lock implemented
cpu4: debug feature 0: TraceFilt: 0x0: ARMv8.4 Self-hosted Trace Extension not implemented
cpu4: debug feature 0: MTPMU: 0x0: Multi-threaded PMU extension not implemented, or implementation defined
cpu4: media and VFP features 0: SIMDreg: 0x0: No SIMD
cpu4: media and VFP features 0: FPSP: 0x0: No VFP support single precision
cpu4: media and VFP features 0: FPDP: 0x0: No VFP support double precision
cpu4: media and VFP features 0: FPTrap: 0x0: No floating point exception trapping support
cpu4: media and VFP features 0: FPDivide: 0x0: VDIV not supported
cpu4: media and VFP features 0: FPSqrt: 0x0: VSQRT not supported
cpu4: media and VFP features 0: FPShVec: 0x0: Short Vectors not supported
cpu4: media and VFP features 0: FPRound: 0x0: Only Round to Nearest mode
cpu4: media and VFP features 1: FPFtZ: 0x0: only the Flush-to-Zero
cpu4: media and VFP features 1: FPDNan: 0x0: Default NaN
cpu4: media and VFP features 1: SIMDLS: 0x0: No Advanced SIMD Load/Store
cpu4: media and VFP features 1: SIMDInt: 0x0: No Advanced SIMD Integer
cpu4: media and VFP features 1: SIMDSP: 0x0: No Advanced SIMD single precision
cpu4: media and VFP features 1: SIMDHP: 0x0: No Advanced SIMD half precision
cpu4: media and VFP features 1: FPHP: 0x0: No half precision conversion
cpu4: media and VFP features 1: SIMDFMAC: 0x0: No Fused Multiply-Accumulate
cpu4: media and VFP features 2: SIMDMisc: 0x0: No miscellaneous features
cpu4: media and VFP features 2: FPMisc: 0x0: No miscellaneous features
cpu4: cache level: L1: 0x3: Instruction and Data cache
cpu4: cache level: L2: 0x4: Unified cache
cpu4: cache level: L3: 0x0: None
cpu4: cache level: L4: 0x0: None
cpu4: cache level: L5: 0x0: None
cpu4: cache level: L6: 0x0: None
cpu4: cache level: L7: 0x0: None
cpu4: cache level: LoUU: 0x0: 0
cpu4: cache level: LoC: 0x1: 1
cpu4: cache level: LoUIS: 0x0: 0
cpu4: cache level: ICB: 0x2: 2
cpu4: cache type: IminLine: 0x4: 64
cpu4: cache type: DminLine: 0x4: 64
cpu4: cache type: L1 Icache policy: 0x2: VIPT
cpu4: cache type: ERG: 0x4: 64
cpu4: cache type: CWG: 0x4: 64
cpu4: cache type: DIC: 0x0: 0
cpu4: cache type: IDC: 0x0: 0