/* * Copyright (c) 2016, 2024, Oracle and/or its affiliates. All rights reserved. * Copyright (c) 2016, 2024 SAP SE. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef CPU_S390_VM_VERSION_S390_HPP #define CPU_S390_VM_VERSION_S390_HPP #include "runtime/abstract_vm_version.hpp" #include "runtime/globals_extension.hpp" class VM_Version: public Abstract_VM_Version { protected: // z/Architecture is the name of the 64-bit extension of the 31-bit s390 // architecture. // // For information concerning the life span of the individual // z/Architecture models, please check out the comments/tables // in vm_version_s390.cpp // ---------------------------------------------- // --- FeatureBitString Bits 0.. 63 (DW[0]) --- // ---------------------------------------------- // 11222334445566 // 04826048260482604 #define StoreFacilityListExtendedMask 0x0100000000000000UL // z9 #define ETF2Mask 0x0000800000000000UL // z900 #define CryptoFacilityMask 0x0000400000000000UL // z990 (aka message-security assist) #define LongDispFacilityMask 0x0000200000000000UL // z900 with microcode update, Bit: 18 #define LongDispFacilityHighPerfMask 0x0000100000000000UL // z990, Bit: 19 #define HFPMultiplyAndAddMask 0x0000080000000000UL // z990 #define ExtImmedFacilityMask 0x0000040000000000UL // z9 #define ETF3Mask 0x0000020000000000UL // z990/z9 (?) #define HFPUnnormalizedMask 0x0000010000000000UL // z9 #define ETF2EnhancementMask 0x0000008000000000UL // z9 #define StoreClockFastMask 0x0000004000000000UL // z9 #define ParsingEnhancementsMask 0x0000002000000000UL // z10(?) #define ETF3EnhancementMask 0x0000000200000000UL // z9 #define ExtractCPUTimeMask 0x0000000100000000UL // z10 #define CompareSwapStoreMask 0x00000000c0000000UL // z10 #define GnrlInstrExtFacilityMask 0x0000000020000000UL // z10 #define ExecuteExtensionsMask 0x0000000010000000UL // z10 #define FPExtensionsMask 0x0000000004000000UL // z196 #define FPSupportEnhancementsMask 0x0000000000400000UL // z10 #define DecimalFloatingPointMask 0x0000000000200000UL // z10, Bit: 42 #define DecimalFloatingPointHighPerfMask 0x0000000000100000UL // z10, Bit: 43 // z196 begin #define DistinctOpndsMask 0x0000000000040000UL // z196 #define FastBCRSerializationMask DistinctOpndsMask #define HighWordMask DistinctOpndsMask #define LoadStoreConditionalMask DistinctOpndsMask #define PopulationCountMask DistinctOpndsMask #define InterlockedAccess1Mask DistinctOpndsMask // z196 end // EC12 begin #define DFPZonedConversionMask 0x0000000000008000UL // ec12 #define MiscInstrExtMask 0x0000000000004000UL // ec12 #define ExecutionHintMask MiscInstrExtMask #define LoadAndTrapMask MiscInstrExtMask #define ProcessorAssistMask MiscInstrExtMask #define ConstrainedTxExecutionMask 0x0000000000002000UL // ec12 #define InterlockedAccess2Mask 0x0000000000000800UL // ec12 // EC12 end // z13 begin #define LoadStoreConditional2Mask 0x0000000000000400UL // z13 #define CryptoExtension5Mask 0x0000000000000040UL // z13 // z13 end #define MiscInstrExt2Mask 0x0000000000000020UL // z14 #define MiscInstrExt3Mask 0x0000000000000004UL // z15 // ---------------------------------------------- // --- FeatureBitString Bits 64..127 (DW[1]) --- // ---------------------------------------------- // 11111111 // 66778889900011222 // 48260482604826048 #define TransactionalExecutionMask 0x0040000000000000UL // ec12 #define CryptoExtension3Mask 0x0008000000000000UL // z196 #define CryptoExtension4Mask 0x0004000000000000UL // z196 (aka message-security assist extension 4, for KMF, KMCTR, KMO) #define DFPPackedConversionMask 0x0000800000000000UL // z13 // ---------------------------------------------- // --- FeatureBitString Bits 128..192 (DW[2]) --- // ---------------------------------------------- // 11111111111111111 // 23344455666778889 // 82604826048260482 #define VectorFacilityMask 0x4000000000000000UL // z13, not avail in VM guest mode! #define ExecutionProtectionMask 0x2000000000000000UL // z14 #define GuardedStorageMask 0x0400000000000000UL // z14 #define VectorEnhancements1Mask 0x0100000000000000UL // z14 #define VectorPackedDecimalMask 0x0200000000000000UL // z14 #define CryptoExtension8Mask 0x0000200000000000UL // z14 (aka message-security assist extension 8, for KMA) #define VectorEnhancements2Mask 0x0000080000000000UL // z15 #define VectorPackedDecimalEnhMask 0x0000008000000000UL // z15 #define CryptoExtension9Mask 0x0000001000000000UL // z15 (aka message-security assist extension 9) #define DeflateMask 0x0000010000000000UL // z15 #define NNPAssistFacilityMask 0x0000000004000000UL // z16, Neural-network-processing-assist facility, Bit: 165 // ---------------------------------------------- // --- FeatureBitString Bits 193..200 (DW[3]) --- // ---------------------------------------------- #define BEAREnhFacilityMask 0x4000000000000000UL // z16, BEAR-enhancement facility, Bit: 193 enum { _max_cache_levels = 8, // As limited by ECAG instruction. _features_buffer_len = 4, // in DW _code_buffer_len = 2*256 // For feature detection code. }; static unsigned long _features[_features_buffer_len]; static unsigned long _cipher_features_KM[_features_buffer_len]; static unsigned long _cipher_features_KMA[_features_buffer_len]; static unsigned long _cipher_features_KMF[_features_buffer_len]; static unsigned long _cipher_features_KMCTR[_features_buffer_len]; static unsigned long _cipher_features_KMO[_features_buffer_len]; static unsigned long _msgdigest_features[_features_buffer_len]; static unsigned int _nfeatures; static unsigned int _ncipher_features_KM; static unsigned int _ncipher_features_KMA; static unsigned int _ncipher_features_KMF; static unsigned int _ncipher_features_KMCTR; static unsigned int _ncipher_features_KMO; static unsigned int _nmsgdigest_features; static unsigned int _Dcache_lineSize; static unsigned int _Icache_lineSize; static bool _is_determine_features_test_running; static const char* _model_string; static bool test_feature_bit(unsigned long* featureBuffer, int featureNum, unsigned int bufLen); static int get_model_index(); static void set_cpu_info_string(); static void print_features_internal(const char* text, bool print_anyway=false); static void determine_features(); static long call_getFeatures(unsigned long* buffer, int buflen, int functionCode); static void set_getFeatures(address entryPoint); static void clear_buffer(unsigned long* buffer, unsigned int len); static void copy_buffer(unsigned long* to, unsigned long* from, unsigned int len); static int calculate_ECAG_functionCode(unsigned int attributeIndication, unsigned int levelIndication, unsigned int typeIndication); // Setting features via march=z900|z990|z9|z10|z196|ec12|z13|z14|z15 commandline option. static void reset_features(bool reset); static void set_features_z900(bool reset = true); static void set_features_z990(bool reset = true); static void set_features_z9(bool reset = true); static void set_features_z10(bool reset = true); static void set_features_z196(bool reset = true); static void set_features_ec12(bool reset = true); static void set_features_z13(bool reset = true); static void set_features_z14(bool reset = true); static void set_features_z15(bool reset = true); static void set_features_from(const char* march); // Get information about cache line sizes. // As of now and the foreseeable future, line size of all levels will be the same and 256. static unsigned int Dcache_lineSize(unsigned int level = 0) { return _Dcache_lineSize; } static unsigned int Icache_lineSize(unsigned int level = 0) { return _Icache_lineSize; } public: // Get the CPU type from feature bit settings. static bool is_z900() { return has_long_displacement() && !has_long_displacement_fast(); } static bool is_z990() { return has_long_displacement_fast() && !has_extended_immediate(); } static bool is_z9() { return has_extended_immediate() && !has_GnrlInstrExtensions(); } static bool is_z10() { return has_GnrlInstrExtensions() && !has_DistinctOpnds(); } static bool is_z196() { return has_DistinctOpnds() && !has_MiscInstrExt(); } static bool is_ec12() { return has_MiscInstrExt() && !has_CryptoExt5(); } static bool is_z13() { return has_CryptoExt5() && !has_MiscInstrExt2(); } static bool is_z14() { return has_MiscInstrExt2() && !has_MiscInstrExt3(); } static bool is_z15() { return has_MiscInstrExt3() && !has_BEAR_Enh_Facility(); } static bool is_z16() { return has_BEAR_Enh_Facility(); } // Need to use nested class with unscoped enum. // C++11 declaration "enum class Cipher { ... } is not supported. class CipherMode { public: enum { cipher = 0x00, decipher = 0x80 }; }; class Cipher { public: enum { // function codes, same for all KM* cipher instructions. _Query = 0, _DEA = 1, _TDEA128 = 2, _TDEA192 = 3, _EncryptedDEA = 9, _EncryptedDEA128 = 10, _EncryptedDEA192 = 11, _AES128 = 18, _AES192 = 19, _AES256 = 20, _EnccryptedAES128 = 26, _EnccryptedAES192 = 27, _EnccryptedAES256 = 28, _XTSAES128 = 50, _XTSAES256 = 52, _EncryptedXTSAES128 = 58, _EncryptedXTSAES256 = 60, _PRNG = 67, _featureBits = 128, // Parameter block sizes (in bytes) for KM instruction. _Query_parmBlk = 16, _DEA_parmBlk = 8, _TDEA128_parmBlk = 16, _TDEA192_parmBlk = 24, _EncryptedDEA_parmBlk = 32, _EncryptedDEA128_parmBlk = 40, _EncryptedDEA192_parmBlk = 48, _AES128_parmBlk = 16, _AES192_parmBlk = 24, _AES256_parmBlk = 32, _EnccryptedAES128_parmBlk = 48, _EnccryptedAES192_parmBlk = 56, _EnccryptedAES256_parmBlk = 64, _XTSAES128_parmBlk = 32, _XTSAES256_parmBlk = 48, _EncryptedXTSAES128_parmBlk = 64, _EncryptedXTSAES256_parmBlk = 80, // Parameter block sizes (in bytes) for KMC instruction. _Query_parmBlk_C = 16, _DEA_parmBlk_C = 16, _TDEA128_parmBlk_C = 24, _TDEA192_parmBlk_C = 32, _EncryptedDEA_parmBlk_C = 40, _EncryptedDEA128_parmBlk_C = 48, _EncryptedDEA192_parmBlk_C = 56, _AES128_parmBlk_C = 32, _AES192_parmBlk_C = 40, _AES256_parmBlk_C = 48, _EnccryptedAES128_parmBlk_C = 64, _EnccryptedAES192_parmBlk_C = 72, _EnccryptedAES256_parmBlk_C = 80, _XTSAES128_parmBlk_C = 32, _XTSAES256_parmBlk_C = 48, _EncryptedXTSAES128_parmBlk_C = 64, _EncryptedXTSAES256_parmBlk_C = 80, _PRNG_parmBlk_C = 32, // Parameter block sizes (in bytes) for KMCTR (CounterMode) instruction. _Query_parmBlk_G = 16, _DEA_parmBlk_G = 8, _TDEA128_parmBlk_G = 16, _TDEA192_parmBlk_G = 24, _EncryptedDEA_parmBlk_G = 32, _EncryptedDEA128_parmBlk_G = 40, _EncryptedDEA192_parmBlk_G = 48, _AES128_parmBlk_G = 16, _AES192_parmBlk_G = 24, _AES256_parmBlk_G = 32, _EnccryptedAES128_parmBlk_G = 48, _EnccryptedAES192_parmBlk_G = 56, _EnccryptedAES256_parmBlk_G = 64, // Parameter block sizes (in bytes) for KMA instruction. _Query_parmBlk_A = 16, _AES128_parmBlk_A = 96, _AES192_parmBlk_A = 104, _AES256_parmBlk_A = 112, _EnccryptedAES128_parmBlk_A = 128, _EnccryptedAES192_parmBlk_A = 136, _EnccryptedAES256_parmBlk_A = 144, // Data block sizes (in bytes). _Query_dataBlk = 0, _DEA_dataBlk = 8, _TDEA128_dataBlk = 8, _TDEA192_dataBlk = 8, _EncryptedDEA_dataBlk = 8, _EncryptedDEA128_dataBlk = 8, _EncryptedDEA192_dataBlk = 8, _AES128_dataBlk = 16, _AES192_dataBlk = 16, _AES256_dataBlk = 16, _EnccryptedAES128_dataBlk = 16, _EnccryptedAES192_dataBlk = 16, _EnccryptedAES256_dataBlk = 16, _XTSAES128_dataBlk = 16, _XTSAES256_dataBlk = 16, _EncryptedXTSAES128_dataBlk = 16, _EncryptedXTSAES256_dataBlk = 16, _PRNG_dataBlk = 8, }; }; class MsgDigest { public: enum { _Query = 0, _SHA1 = 1, _SHA256 = 2, _SHA512 = 3, _SHA3_224 = 32, _SHA3_256 = 33, _SHA3_384 = 34, _SHA3_512 = 35, _SHAKE_128 = 36, _SHAKE_256 = 37, _GHASH = 65, _featureBits = 128, // Parameter block sizes (in bytes) for KIMD. _Query_parmBlk_I = 16, _SHA1_parmBlk_I = 20, _SHA256_parmBlk_I = 32, _SHA512_parmBlk_I = 64, _SHA3_224_parmBlk_I = 200, _SHA3_256_parmBlk_I = 200, _SHA3_384_parmBlk_I = 200, _SHA3_512_parmBlk_I = 200, _SHAKE_128_parmBlk_I = 200, _SHAKE_256_parmBlk_I = 200, _GHASH_parmBlk_I = 32, // Parameter block sizes (in bytes) for KLMD. _Query_parmBlk_L = 16, _SHA1_parmBlk_L = 28, _SHA256_parmBlk_L = 40, _SHA512_parmBlk_L = 80, _SHA3_224_parmBlk_L = 200, _SHA3_256_parmBlk_L = 200, _SHA3_384_parmBlk_L = 200, _SHA3_512_parmBlk_L = 200, _SHAKE_128_parmBlk_L = 200, _SHAKE_256_parmBlk_L = 200, // Data block sizes (in bytes). _Query_dataBlk = 0, _SHA1_dataBlk = 64, _SHA256_dataBlk = 64, _SHA512_dataBlk = 128, _SHA3_224_dataBlk = 144, _SHA3_256_dataBlk = 136, _SHA3_384_dataBlk = 104, _SHA3_512_dataBlk = 72, _SHAKE_128_dataBlk = 168, _SHAKE_256_dataBlk = 136, _GHASH_dataBlk = 16 }; }; class MsgAuthent { public: enum { _Query = 0, _DEA = 1, _TDEA128 = 2, _TDEA192 = 3, _EncryptedDEA = 9, _EncryptedDEA128 = 10, _EncryptedDEA192 = 11, _AES128 = 18, _AES192 = 19, _AES256 = 20, _EnccryptedAES128 = 26, _EnccryptedAES192 = 27, _EnccryptedAES256 = 28, _featureBits = 128, _Query_parmBlk = 16, _DEA_parmBlk = 16, _TDEA128_parmBlk = 24, _TDEA192_parmBlk = 32, _EncryptedDEA_parmBlk = 40, _EncryptedDEA128_parmBlk = 48, _EncryptedDEA192_parmBlk = 56, _AES128_parmBlk = 32, _AES192_parmBlk = 40, _AES256_parmBlk = 48, _EnccryptedAES128_parmBlk = 64, _EnccryptedAES192_parmBlk = 72, _EnccryptedAES256_parmBlk = 80, _Query_dataBlk = 0, _DEA_dataBlk = 8, _TDEA128_dataBlk = 8, _TDEA192_dataBlk = 8, _EncryptedDEA_dataBlk = 8, _EncryptedDEA128_dataBlk = 8, _EncryptedDEA192_dataBlk = 8, _AES128_dataBlk = 16, _AES192_dataBlk = 16, _AES256_dataBlk = 16, _EnccryptedAES128_dataBlk = 16, _EnccryptedAES192_dataBlk = 16, _EnccryptedAES256_dataBlk = 16 }; }; // Initialization static void initialize(); static void print_features(); static bool is_determine_features_test_running() { return _is_determine_features_test_running; } // Override Abstract_VM_Version implementation static void print_platform_virtualization_info(outputStream*); // s390 supports fast class initialization checks static bool supports_fast_class_init_checks() { return true; } constexpr static bool supports_secondary_supers_table() { return true; } constexpr static bool supports_recursive_lightweight_locking() { return true; } // CPU feature query functions static const char* get_model_string() { return _model_string; } static bool has_StoreFacilityListExtended() { return (_features[0] & StoreFacilityListExtendedMask) == StoreFacilityListExtendedMask; } static bool has_Crypto() { return (_features[0] & CryptoFacilityMask) == CryptoFacilityMask; } static bool has_ETF2() { return (_features[0] & ETF2Mask) == ETF2Mask; } static bool has_ETF3() { return (_features[0] & ETF3Mask) == ETF3Mask; } static bool has_ETF2Enhancements() { return (_features[0] & ETF2EnhancementMask) == ETF2EnhancementMask; } static bool has_ETF3Enhancements() { return (_features[0] & ETF3EnhancementMask) == ETF3EnhancementMask; } static bool has_ParsingEnhancements() { return (_features[0] & ParsingEnhancementsMask) == ParsingEnhancementsMask; } static bool has_long_displacement() { return (_features[0] & LongDispFacilityMask) == LongDispFacilityMask; } static bool has_long_displacement_fast() { return (_features[0] & LongDispFacilityHighPerfMask) == LongDispFacilityHighPerfMask; } static bool has_extended_immediate() { return (_features[0] & ExtImmedFacilityMask) == ExtImmedFacilityMask; } static bool has_StoreClockFast() { return (_features[0] & StoreClockFastMask) == StoreClockFastMask; } static bool has_ExtractCPUtime() { return (_features[0] & ExtractCPUTimeMask) == ExtractCPUTimeMask; } static bool has_CompareSwapStore() { return (_features[0] & CompareSwapStoreMask) == CompareSwapStoreMask; } static bool has_HFPMultiplyAndAdd() { return (_features[0] & HFPMultiplyAndAddMask) == HFPMultiplyAndAddMask; } static bool has_HFPUnnormalized() { return (_features[0] & HFPUnnormalizedMask) == HFPUnnormalizedMask; } // Make sure we don't run on older ... static bool has_GnrlInstrExtensions() { guarantee((_features[0] & GnrlInstrExtFacilityMask) == GnrlInstrExtFacilityMask, "We no more support older than z10."); return true; } static bool has_CompareBranch() { return has_GnrlInstrExtensions() && is_z10(); } // Only z10 benefits from these. static bool has_CompareTrap() { return has_GnrlInstrExtensions(); } static bool has_RelativeLoadStore() { return has_GnrlInstrExtensions(); } static bool has_MultiplySingleImm32() { return has_GnrlInstrExtensions(); } static bool has_Prefetch() { return has_GnrlInstrExtensions() && (AllocatePrefetchStyle > 0); } static bool has_PrefetchRaw() { return has_GnrlInstrExtensions(); } static bool has_MoveImmToMem() { return has_GnrlInstrExtensions(); } static bool has_ExtractCPUAttributes() { return has_GnrlInstrExtensions(); } static bool has_ExecuteExtensions() { return (_features[0] & ExecuteExtensionsMask) == ExecuteExtensionsMask; } // Memory-immediate arithmetic instructions. There is no performance penalty in using them. // Moreover, these memory-immediate instructions are quasi-atomic (>99.99%) on z10 // and 100% atomic from z196 onwards, thanks to the specific operand serialization that comes new with z196. static bool has_MemWithImmALUOps() { return has_GnrlInstrExtensions(); } static bool has_AtomicMemWithImmALUOps() { return has_MemWithImmALUOps() && has_InterlockedAccessV1(); } static bool has_FPExtensions() { return (_features[0] & FPExtensionsMask) == FPExtensionsMask; } static bool has_FPSupportEnhancements() { return (_features[0] & FPSupportEnhancementsMask) == FPSupportEnhancementsMask; } static bool has_DecimalFloatingPoint() { return (_features[0] & DecimalFloatingPointMask) == DecimalFloatingPointMask; } static bool has_DecimalFloatingPointHighPerf() { return (_features[0] & DecimalFloatingPointHighPerfMask) == DecimalFloatingPointHighPerfMask; } static bool has_InterlockedAccessV1() { return (_features[0] & InterlockedAccess1Mask) == InterlockedAccess1Mask; } static bool has_LoadAndALUAtomicV1() { return (_features[0] & InterlockedAccess1Mask) == InterlockedAccess1Mask; } static bool has_PopCount() { return (_features[0] & PopulationCountMask) == PopulationCountMask; } static bool has_LoadStoreConditional() { return (_features[0] & LoadStoreConditionalMask) == LoadStoreConditionalMask; } static bool has_HighWordInstr() { return (_features[0] & HighWordMask) == HighWordMask; } static bool has_FastSync() { return (_features[0] & FastBCRSerializationMask) == FastBCRSerializationMask; } static bool has_DistinctOpnds() { return (_features[0] & DistinctOpndsMask) == DistinctOpndsMask; } static bool has_DFPZonedConversion() { return (_features[0] & DFPZonedConversionMask) == DFPZonedConversionMask; } static bool has_DFPPackedConversion() { return (_features[1] & DFPPackedConversionMask) == DFPPackedConversionMask; } static bool has_MiscInstrExt() { return (_features[0] & MiscInstrExtMask) == MiscInstrExtMask; } static bool has_MiscInstrExt2() { return (_features[0] & MiscInstrExt2Mask) == MiscInstrExt2Mask; } static bool has_MiscInstrExt3() { return (_features[0] & MiscInstrExt3Mask) == MiscInstrExt3Mask; } static bool has_ExecutionHint() { return (_features[0] & ExecutionHintMask) == ExecutionHintMask; } static bool has_LoadAndTrap() { return (_features[0] & LoadAndTrapMask) == LoadAndTrapMask; } static bool has_ProcessorAssist() { return (_features[0] & ProcessorAssistMask) == ProcessorAssistMask; } static bool has_InterlockedAccessV2() { return (_features[0] & InterlockedAccess2Mask) == InterlockedAccess2Mask; } static bool has_LoadAndALUAtomicV2() { return (_features[0] & InterlockedAccess2Mask) == InterlockedAccess2Mask; } static bool has_TxMem() { return ((_features[1] & TransactionalExecutionMask) == TransactionalExecutionMask) && ((_features[0] & ConstrainedTxExecutionMask) == ConstrainedTxExecutionMask); } static bool has_CryptoExt3() { return (_features[1] & CryptoExtension3Mask) == CryptoExtension3Mask; } static bool has_CryptoExt4() { return (_features[1] & CryptoExtension4Mask) == CryptoExtension4Mask; } static bool has_CryptoExt5() { return (_features[0] & CryptoExtension5Mask) == CryptoExtension5Mask; } static bool has_CryptoExt8() { return (_features[2] & CryptoExtension8Mask) == CryptoExtension8Mask; } static bool has_CryptoExt9() { return (_features[2] & CryptoExtension9Mask) == CryptoExtension9Mask; } static bool has_LoadStoreConditional2() { return (_features[0] & LoadStoreConditional2Mask) == LoadStoreConditional2Mask; } static bool has_VectorFacility() { return (_features[2] & VectorFacilityMask) == VectorFacilityMask; } static bool has_VectorEnhancements1() { return (_features[2] & VectorEnhancements1Mask) == VectorEnhancements1Mask; } static bool has_VectorEnhancements2() { return (_features[2] & VectorEnhancements2Mask) == VectorEnhancements2Mask; } static bool has_VectorPackedDecimal() { return (_features[2] & VectorPackedDecimalMask) == VectorPackedDecimalMask; } static bool has_VectorPackedDecimalEnh() { return (_features[2] & VectorPackedDecimalEnhMask) == VectorPackedDecimalEnhMask; } static bool has_BEAR_Enh_Facility() { return (_features[3] & BEAREnhFacilityMask) == BEAREnhFacilityMask; } static bool has_NNP_Assist_Facility() { return (_features[2] & NNPAssistFacilityMask) == NNPAssistFacilityMask; } // Crypto features query functions. static bool has_Crypto_AES_GCM128() { return has_Crypto() && test_feature_bit(&_cipher_features_KMA[0], Cipher::_AES128, Cipher::_featureBits); } static bool has_Crypto_AES_GCM192() { return has_Crypto() && test_feature_bit(&_cipher_features_KMA[0], Cipher::_AES192, Cipher::_featureBits); } static bool has_Crypto_AES_GCM256() { return has_Crypto() && test_feature_bit(&_cipher_features_KMA[0], Cipher::_AES256, Cipher::_featureBits); } static bool has_Crypto_AES_GCM() { return has_Crypto_AES_GCM128() || has_Crypto_AES_GCM192() || has_Crypto_AES_GCM256(); } static bool has_Crypto_AES_CTR128() { return has_Crypto() && test_feature_bit(&_cipher_features_KMCTR[0], Cipher::_AES128, Cipher::_featureBits); } static bool has_Crypto_AES_CTR192() { return has_Crypto() && test_feature_bit(&_cipher_features_KMCTR[0], Cipher::_AES192, Cipher::_featureBits); } static bool has_Crypto_AES_CTR256() { return has_Crypto() && test_feature_bit(&_cipher_features_KMCTR[0], Cipher::_AES256, Cipher::_featureBits); } static bool has_Crypto_AES_CTR() { return has_Crypto_AES_CTR128() || has_Crypto_AES_CTR192() || has_Crypto_AES_CTR256(); } static bool has_Crypto_AES128() { return has_Crypto() && test_feature_bit(&_cipher_features_KM[0], Cipher::_AES128, Cipher::_featureBits); } static bool has_Crypto_AES192() { return has_Crypto() && test_feature_bit(&_cipher_features_KM[0], Cipher::_AES192, Cipher::_featureBits); } static bool has_Crypto_AES256() { return has_Crypto() && test_feature_bit(&_cipher_features_KM[0], Cipher::_AES256, Cipher::_featureBits); } static bool has_Crypto_AES() { return has_Crypto_AES128() || has_Crypto_AES192() || has_Crypto_AES256(); } static bool has_Crypto_SHA1() { return has_Crypto() && test_feature_bit(&_msgdigest_features[0], MsgDigest::_SHA1, MsgDigest::_featureBits); } static bool has_Crypto_SHA256() { return has_Crypto() && test_feature_bit(&_msgdigest_features[0], MsgDigest::_SHA256, MsgDigest::_featureBits); } static bool has_Crypto_SHA512() { return has_Crypto() && test_feature_bit(&_msgdigest_features[0], MsgDigest::_SHA512, MsgDigest::_featureBits); } static bool has_Crypto_GHASH() { return has_Crypto() && test_feature_bit(&_msgdigest_features[0], MsgDigest::_GHASH, MsgDigest::_featureBits); } static bool has_Crypto_SHA() { return has_Crypto_SHA1() || has_Crypto_SHA256() || has_Crypto_SHA512() || has_Crypto_GHASH(); } // CPU feature setters (to force model-specific behaviour). Test/debugging only. static void set_has_DecimalFloatingPoint() { _features[0] |= DecimalFloatingPointMask; } static void set_has_DecimalFloatingPointHighPerf() { _features[0] |= DecimalFloatingPointHighPerfMask; } static void set_has_FPSupportEnhancements() { _features[0] |= FPSupportEnhancementsMask; } static void set_has_ExecuteExtensions() { _features[0] |= ExecuteExtensionsMask; } static void set_has_MemWithImmALUOps() { _features[0] |= GnrlInstrExtFacilityMask; } static void set_has_MoveImmToMem() { _features[0] |= GnrlInstrExtFacilityMask; } static void set_has_Prefetch() { _features[0] |= GnrlInstrExtFacilityMask; } static void set_has_MultiplySingleImm32() { _features[0] |= GnrlInstrExtFacilityMask; } static void set_has_CompareBranch() { _features[0] |= GnrlInstrExtFacilityMask; } static void set_has_CompareTrap() { _features[0] |= GnrlInstrExtFacilityMask; } static void set_has_RelativeLoadStore() { _features[0] |= GnrlInstrExtFacilityMask; } static void set_has_GnrlInstrExtensions() { _features[0] |= GnrlInstrExtFacilityMask; } static void set_has_CompareSwapStore() { _features[0] |= CompareSwapStoreMask; } static void set_has_HFPMultiplyAndAdd() { _features[0] |= HFPMultiplyAndAddMask; } static void set_has_HFPUnnormalized() { _features[0] |= HFPUnnormalizedMask; } static void set_has_ExtractCPUtime() { _features[0] |= ExtractCPUTimeMask; } static void set_has_StoreClockFast() { _features[0] |= StoreClockFastMask; } static void set_has_extended_immediate() { _features[0] |= ExtImmedFacilityMask; } static void set_has_long_displacement_fast() { _features[0] |= LongDispFacilityHighPerfMask; } static void set_has_long_displacement() { _features[0] |= LongDispFacilityMask; } static void set_has_ETF2() { _features[0] |= ETF2Mask; } static void set_has_ETF3() { _features[0] |= ETF3Mask; } static void set_has_ETF2Enhancements() { _features[0] |= ETF2EnhancementMask; } static void set_has_ETF3Enhancements() { _features[0] |= ETF3EnhancementMask; } static void set_has_Crypto() { _features[0] |= CryptoFacilityMask; } static void set_has_StoreFacilityListExtended() { _features[0] |= StoreFacilityListExtendedMask; } static void set_has_InterlockedAccessV1() { _features[0] |= InterlockedAccess1Mask; } static void set_has_PopCount() { _features[0] |= PopulationCountMask; } static void set_has_LoadStoreConditional() { _features[0] |= LoadStoreConditionalMask; } static void set_has_HighWordInstr() { _features[0] |= HighWordMask; } static void set_has_FastSync() { _features[0] |= FastBCRSerializationMask; } static void set_has_DistinctOpnds() { _features[0] |= DistinctOpndsMask; } static void set_has_FPExtensions() { _features[0] |= FPExtensionsMask; } static void set_has_MiscInstrExt() { _features[0] |= MiscInstrExtMask; } static void set_has_MiscInstrExt2() { _features[0] |= MiscInstrExt2Mask; } static void set_has_MiscInstrExt3() { _features[0] |= MiscInstrExt3Mask; } static void set_has_ProcessorAssist() { _features[0] |= ProcessorAssistMask; } static void set_has_InterlockedAccessV2() { _features[0] |= InterlockedAccess2Mask; } static void set_has_LoadAndALUAtomicV2() { _features[0] |= InterlockedAccess2Mask; } static void set_has_TxMem() { _features[0] |= ConstrainedTxExecutionMask; _features[1] |= TransactionalExecutionMask; } static void set_has_LoadStoreConditional2() { _features[0] |= LoadStoreConditional2Mask; } static void set_has_CryptoExt3() { _features[1] |= CryptoExtension3Mask; } static void set_has_CryptoExt4() { _features[1] |= CryptoExtension4Mask; } static void set_has_CryptoExt5() { _features[0] |= CryptoExtension5Mask; } static void set_has_CryptoExt8() { _features[2] |= CryptoExtension8Mask; } static void set_has_CryptoExt9() { _features[2] |= CryptoExtension9Mask; } static void set_has_VectorFacility() { _features[2] |= VectorFacilityMask; } static void set_has_VectorEnhancements1() { _features[2] |= VectorEnhancements1Mask; } static void set_has_VectorEnhancements2() { _features[2] |= VectorEnhancements2Mask; } static void set_has_VectorPackedDecimal() { _features[2] |= VectorPackedDecimalMask; } static void set_has_VectorPackedDecimalEnh() { _features[2] |= VectorPackedDecimalEnhMask; } static void set_has_BEAR_Enh_Facility() { _features[3] |= BEAREnhFacilityMask;} static void set_has_NNP_Assist_Facility() { _features[2] |= NNPAssistFacilityMask;} static void reset_has_VectorFacility() { _features[2] &= ~VectorFacilityMask; } // Assembler testing. static void allow_all(); static void revert(); // Generate trapping instructions into C-code. // Sometimes helpful for debugging. static unsigned long z_SIGILL(); static unsigned long z_SIGSEGV(); static void initialize_cpu_information(void); }; #endif // CPU_S390_VM_VERSION_S390_HPP