1 // REQUIRES: aarch64-registered-target 2 // RUN: %clang --target=aarch64 --print-enabled-extensions -mcpu=apple-m4 | FileCheck --strict-whitespace --implicit-check-not=FEAT_ %s 3 4 // CHECK: Extensions enabled for the given AArch64 target 5 // CHECK-EMPTY: 6 // CHECK-NEXT: Architecture Feature(s) Description 7 // CHECK-NEXT: FEAT_AES, FEAT_PMULL Enable AES support 8 // CHECK-NEXT: FEAT_AMUv1 Enable Armv8.4-A Activity Monitors extension 9 // CHECK-NEXT: FEAT_AMUv1p1 Enable Armv8.6-A Activity Monitors Virtualization support 10 // CHECK-NEXT: FEAT_AdvSIMD Enable Advanced SIMD instructions 11 // CHECK-NEXT: FEAT_BF16 Enable BFloat16 Extension 12 // CHECK-NEXT: FEAT_BTI Enable Branch Target Identification 13 // CHECK-NEXT: FEAT_CRC32 Enable Armv8.0-A CRC-32 checksum instructions 14 // CHECK-NEXT: FEAT_CSV2_2 Enable architectural speculation restriction 15 // CHECK-NEXT: FEAT_DIT Enable Armv8.4-A Data Independent Timing instructions 16 // CHECK-NEXT: FEAT_DPB Enable Armv8.2-A data Cache Clean to Point of Persistence 17 // CHECK-NEXT: FEAT_DPB2 Enable Armv8.5-A Cache Clean to Point of Deep Persistence 18 // CHECK-NEXT: FEAT_DotProd Enable dot product support 19 // CHECK-NEXT: FEAT_ECV Enable enhanced counter virtualization extension 20 // CHECK-NEXT: FEAT_FCMA Enable Armv8.3-A Floating-point complex number support 21 // CHECK-NEXT: FEAT_FGT Enable fine grained virtualization traps extension 22 // CHECK-NEXT: FEAT_FHM Enable FP16 FML instructions 23 // CHECK-NEXT: FEAT_FP Enable Armv8.0-A Floating Point Extensions 24 // CHECK-NEXT: FEAT_FP16 Enable half-precision floating-point data processing 25 // CHECK-NEXT: FEAT_FPAC Enable Armv8.3-A Pointer Authentication Faulting enhancement 26 // CHECK-NEXT: FEAT_FRINTTS 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 27 // CHECK-NEXT: FEAT_FlagM Enable Armv8.4-A Flag Manipulation instructions 28 // CHECK-NEXT: FEAT_FlagM2 Enable alternative NZCV format for floating point comparisons 29 // CHECK-NEXT: FEAT_HCX Enable Armv8.7-A HCRX_EL2 system register 30 // CHECK-NEXT: FEAT_I8MM Enable Matrix Multiply Int8 Extension 31 // CHECK-NEXT: FEAT_JSCVT Enable Armv8.3-A JavaScript FP conversion instructions 32 // CHECK-NEXT: FEAT_LOR Enable Armv8.1-A Limited Ordering Regions extension 33 // CHECK-NEXT: FEAT_LRCPC Enable support for RCPC extension 34 // CHECK-NEXT: FEAT_LRCPC2 Enable Armv8.4-A RCPC instructions with Immediate Offsets 35 // CHECK-NEXT: FEAT_LSE Enable Armv8.1-A Large System Extension (LSE) atomic instructions 36 // CHECK-NEXT: FEAT_LSE2 Enable Armv8.4-A Large System Extension 2 (LSE2) atomicity rules 37 // FIXME: Apple M4 does not have FEAT_MPAM, but it is currently marked as 38 // non-optional in llvm's understanding of Armv8.4-A 39 // CHECK-NEXT: FEAT_MPAM Enable Armv8.4-A Memory system Partitioning and Monitoring extension 40 // CHECK-NEXT: FEAT_NV, FEAT_NV2 Enable Armv8.4-A Nested Virtualization Enchancement 41 // CHECK-NEXT: FEAT_PAN Enable Armv8.1-A Privileged Access-Never extension 42 // CHECK-NEXT: FEAT_PAN2 Enable Armv8.2-A PAN s1e1R and s1e1W Variants 43 // CHECK-NEXT: FEAT_PAuth Enable Armv8.3-A Pointer Authentication extension 44 // CHECK-NEXT: FEAT_PMUv3 Enable Armv8.0-A PMUv3 Performance Monitors extension 45 // CHECK-NEXT: FEAT_RAS, FEAT_RASv1p1 Enable Armv8.0-A Reliability, Availability and Serviceability Extensions 46 // CHECK-NEXT: FEAT_RDM Enable Armv8.1-A Rounding Double Multiply Add/Subtract instructions 47 // CHECK-NEXT: FEAT_SB Enable Armv8.5-A Speculation Barrier 48 // FIXME: Apple M4 does not have FEAT_SEL2, but it is currently marked as 49 // non-optional in llvm's understanding of Armv8.4-A 50 // CHECK-NEXT: FEAT_SEL2 Enable Armv8.4-A Secure Exception Level 2 extension 51 // CHECK-NEXT: FEAT_SHA1, FEAT_SHA256 Enable SHA1 and SHA256 support 52 // CHECK-NEXT: FEAT_SHA3, FEAT_SHA512 Enable SHA512 and SHA3 support 53 // CHECK-NEXT: FEAT_SME Enable Scalable Matrix Extension (SME) 54 // CHECK-NEXT: FEAT_SME2 Enable Scalable Matrix Extension 2 (SME2) instructions 55 // CHECK-NEXT: FEAT_SME_F64F64 Enable Scalable Matrix Extension (SME) F64F64 instructions 56 // CHECK-NEXT: FEAT_SME_I16I64 Enable Scalable Matrix Extension (SME) I16I64 instructions 57 // CHECK-NEXT: FEAT_SPECRES Enable Armv8.5-A execution and data prediction invalidation instructions 58 // CHECK-NEXT: FEAT_TLBIOS, FEAT_TLBIRANGE Enable Armv8.4-A TLB Range and Maintenance instructions 59 // CHECK-NEXT: FEAT_TRF Enable Armv8.4-A Trace extension 60 // CHECK-NEXT: FEAT_UAO Enable Armv8.2-A UAO PState 61 // CHECK-NEXT: FEAT_VHE Enable Armv8.1-A Virtual Host extension 62 // CHECK-NEXT: FEAT_WFxT Enable Armv8.7-A WFET and WFIT instruction 63 // CHECK-NEXT: FEAT_XS Enable Armv8.7-A limited-TLB-maintenance instruction 64