191 lines
9 KiB
C
191 lines
9 KiB
C
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/* CPU Information (v1)
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* Portable Snippets - https://github.com/nemequ/portable-snippets
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* Created by Evan Nemerson <evan@nemerson.com>
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*
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* To the extent possible under law, the authors have waived all
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* copyright and related or neighboring rights to this code. For
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* details, see the Creative Commons Zero 1.0 Universal license at
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* https://creativecommons.org/publicdomain/zero/1.0/
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*/
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#if !defined(PSNIP_CPU__H)
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#define PSNIP_CPU__H
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#if defined(__x86_64__) || defined(_M_AMD64) || defined(_M_X64)
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# define PSNIP_CPU_ARCH_X86_64
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#elif defined(__i686__) || defined(__i586__) || defined(__i486__) || defined(__i386__) || defined(__i386) || defined(_M_IX86) || defined(_X86_) || defined(__THW_INTEL__)
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# define PSNIP_CPU_ARCH_X86
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#elif defined(__arm__) || defined(_M_ARM)
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# define PSNIP_CPU_ARCH_ARM
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#elif defined(__aarch64__)
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# define PSNIP_CPU_ARCH_ARM64
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#endif
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#if defined(__cplusplus)
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extern "C" {
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#endif
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enum PSnipCPUFeature {
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PSNIP_CPU_FEATURE_NONE = 0,
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PSNIP_CPU_FEATURE_CPU_MASK = 0x1f000000,
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PSNIP_CPU_FEATURE_X86 = 0x01000000,
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PSNIP_CPU_FEATURE_ARM = 0x04000000,
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/* x86 CPU features are constructed as:
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*
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* (PSNIP_CPU_FEATURE_X86 | (eax << 16) | (ret_reg << 8) | (bit_position)
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*
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* For example, SSE3 is determined by the fist bit in the ECX
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* register for a CPUID call with EAX=1, so we get:
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*
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* PSNIP_CPU_FEATURE_X86 | (1 << 16) | (2 << 8) | (0) = 0x01010200
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*
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* We should have information for inputs of EAX=0-7 w/ ECX=0.
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*/
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PSNIP_CPU_FEATURE_X86_FPU = 0x01010300,
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PSNIP_CPU_FEATURE_X86_VME = 0x01010301,
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PSNIP_CPU_FEATURE_X86_DE = 0x01010302,
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PSNIP_CPU_FEATURE_X86_PSE = 0x01010303,
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PSNIP_CPU_FEATURE_X86_TSC = 0x01010304,
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PSNIP_CPU_FEATURE_X86_MSR = 0x01010305,
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PSNIP_CPU_FEATURE_X86_PAE = 0x01010306,
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PSNIP_CPU_FEATURE_X86_MCE = 0x01010307,
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PSNIP_CPU_FEATURE_X86_CX8 = 0x01010308,
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PSNIP_CPU_FEATURE_X86_APIC = 0x01010309,
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PSNIP_CPU_FEATURE_X86_SEP = 0x0101030b,
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PSNIP_CPU_FEATURE_X86_MTRR = 0x0101030c,
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PSNIP_CPU_FEATURE_X86_PGE = 0x0101030d,
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PSNIP_CPU_FEATURE_X86_MCA = 0x0101030e,
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PSNIP_CPU_FEATURE_X86_CMOV = 0x0101030f,
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PSNIP_CPU_FEATURE_X86_PAT = 0x01010310,
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PSNIP_CPU_FEATURE_X86_PSE_36 = 0x01010311,
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PSNIP_CPU_FEATURE_X86_PSN = 0x01010312,
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PSNIP_CPU_FEATURE_X86_CLFSH = 0x01010313,
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PSNIP_CPU_FEATURE_X86_DS = 0x01010314,
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PSNIP_CPU_FEATURE_X86_ACPI = 0x01010316,
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PSNIP_CPU_FEATURE_X86_MMX = 0x01010317,
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PSNIP_CPU_FEATURE_X86_FXSR = 0x01010318,
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PSNIP_CPU_FEATURE_X86_SSE = 0x01010319,
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PSNIP_CPU_FEATURE_X86_SSE2 = 0x0101031a,
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PSNIP_CPU_FEATURE_X86_SS = 0x0101031b,
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PSNIP_CPU_FEATURE_X86_HTT = 0x0101031c,
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PSNIP_CPU_FEATURE_X86_TM = 0x0101031d,
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PSNIP_CPU_FEATURE_X86_IA64 = 0x0101031e,
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PSNIP_CPU_FEATURE_X86_PBE = 0x0101031f,
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PSNIP_CPU_FEATURE_X86_SSE3 = 0x01010200,
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PSNIP_CPU_FEATURE_X86_PCLMULQDQ = 0x01010201,
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PSNIP_CPU_FEATURE_X86_DTES64 = 0x01010202,
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PSNIP_CPU_FEATURE_X86_MONITOR = 0x01010203,
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PSNIP_CPU_FEATURE_X86_DS_CPL = 0x01010204,
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PSNIP_CPU_FEATURE_X86_VMX = 0x01010205,
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PSNIP_CPU_FEATURE_X86_SMX = 0x01010206,
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PSNIP_CPU_FEATURE_X86_EST = 0x01010207,
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PSNIP_CPU_FEATURE_X86_TM2 = 0x01010208,
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PSNIP_CPU_FEATURE_X86_SSSE3 = 0x01010209,
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PSNIP_CPU_FEATURE_X86_CNXT_ID = 0x0101020a,
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PSNIP_CPU_FEATURE_X86_SDBG = 0x0101020b,
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PSNIP_CPU_FEATURE_X86_FMA = 0x0101020c,
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PSNIP_CPU_FEATURE_X86_CX16 = 0x0101020d,
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PSNIP_CPU_FEATURE_X86_XTPR = 0x0101020e,
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PSNIP_CPU_FEATURE_X86_PDCM = 0x0101020f,
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PSNIP_CPU_FEATURE_X86_PCID = 0x01010211,
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PSNIP_CPU_FEATURE_X86_DCA = 0x01010212,
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PSNIP_CPU_FEATURE_X86_SSE4_1 = 0x01010213,
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PSNIP_CPU_FEATURE_X86_SSE4_2 = 0x01010214,
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PSNIP_CPU_FEATURE_X86_X2APIC = 0x01010215,
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PSNIP_CPU_FEATURE_X86_MOVBE = 0x01010216,
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PSNIP_CPU_FEATURE_X86_POPCNT = 0x01010217,
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PSNIP_CPU_FEATURE_X86_TSC_DEADLINE = 0x01010218,
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PSNIP_CPU_FEATURE_X86_AES = 0x01010219,
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PSNIP_CPU_FEATURE_X86_XSAVE = 0x0101021a,
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PSNIP_CPU_FEATURE_X86_OSXSAVE = 0x0101021b,
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PSNIP_CPU_FEATURE_X86_AVX = 0x0101021c,
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PSNIP_CPU_FEATURE_X86_F16C = 0x0101021d,
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PSNIP_CPU_FEATURE_X86_RDRND = 0x0101021e,
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PSNIP_CPU_FEATURE_X86_HYPERVISOR = 0x0101021f,
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PSNIP_CPU_FEATURE_X86_FSGSBASE = 0x01070100,
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PSNIP_CPU_FEATURE_X86_TSC_ADJ = 0x01070101,
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PSNIP_CPU_FEATURE_X86_SGX = 0x01070102,
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PSNIP_CPU_FEATURE_X86_BMI1 = 0x01070103,
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PSNIP_CPU_FEATURE_X86_HLE = 0x01070104,
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PSNIP_CPU_FEATURE_X86_AVX2 = 0x01070105,
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PSNIP_CPU_FEATURE_X86_SMEP = 0x01070107,
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PSNIP_CPU_FEATURE_X86_BMI2 = 0x01070108,
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PSNIP_CPU_FEATURE_X86_ERMS = 0x01070109,
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PSNIP_CPU_FEATURE_X86_INVPCID = 0x0107010a,
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PSNIP_CPU_FEATURE_X86_RTM = 0x0107010b,
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PSNIP_CPU_FEATURE_X86_PQM = 0x0107010c,
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PSNIP_CPU_FEATURE_X86_MPX = 0x0107010e,
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PSNIP_CPU_FEATURE_X86_PQE = 0x0107010f,
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PSNIP_CPU_FEATURE_X86_AVX512F = 0x01070110,
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PSNIP_CPU_FEATURE_X86_AVX512DQ = 0x01070111,
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PSNIP_CPU_FEATURE_X86_RDSEED = 0x01070112,
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PSNIP_CPU_FEATURE_X86_ADX = 0x01070113,
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PSNIP_CPU_FEATURE_X86_SMAP = 0x01070114,
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PSNIP_CPU_FEATURE_X86_AVX512IFMA = 0x01070115,
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PSNIP_CPU_FEATURE_X86_PCOMMIT = 0x01070116,
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PSNIP_CPU_FEATURE_X86_CLFLUSHOPT = 0x01070117,
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PSNIP_CPU_FEATURE_X86_CLWB = 0x01070118,
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PSNIP_CPU_FEATURE_X86_INTEL_PT = 0x01070119,
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PSNIP_CPU_FEATURE_X86_AVX512PF = 0x0107011a,
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PSNIP_CPU_FEATURE_X86_AVX512ER = 0x0107011b,
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PSNIP_CPU_FEATURE_X86_AVX512CD = 0x0107011c,
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PSNIP_CPU_FEATURE_X86_SHA = 0x0107011d,
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PSNIP_CPU_FEATURE_X86_AVX512BW = 0x0107011e,
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PSNIP_CPU_FEATURE_X86_AVX512VL = 0x0107011f,
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PSNIP_CPU_FEATURE_X86_PREFETCHWT1 = 0x01070200,
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PSNIP_CPU_FEATURE_X86_AVX512VBMI = 0x01070201,
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PSNIP_CPU_FEATURE_X86_UMIP = 0x01070202,
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PSNIP_CPU_FEATURE_X86_PKU = 0x01070203,
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PSNIP_CPU_FEATURE_X86_OSPKE = 0x01070204,
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PSNIP_CPU_FEATURE_X86_AVX512VPOPCNTDQ = 0x0107020e,
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PSNIP_CPU_FEATURE_X86_RDPID = 0x01070215,
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PSNIP_CPU_FEATURE_X86_SGX_LC = 0x0107021e,
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PSNIP_CPU_FEATURE_X86_AVX512_4VNNIW = 0x01070302,
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PSNIP_CPU_FEATURE_X86_AVX512_4FMAPS = 0x01070303,
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PSNIP_CPU_FEATURE_ARM_SWP = PSNIP_CPU_FEATURE_ARM | 1,
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PSNIP_CPU_FEATURE_ARM_HALF = PSNIP_CPU_FEATURE_ARM | 2,
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PSNIP_CPU_FEATURE_ARM_THUMB = PSNIP_CPU_FEATURE_ARM | 3,
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PSNIP_CPU_FEATURE_ARM_26BIT = PSNIP_CPU_FEATURE_ARM | 4,
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PSNIP_CPU_FEATURE_ARM_FAST_MULT = PSNIP_CPU_FEATURE_ARM | 5,
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PSNIP_CPU_FEATURE_ARM_FPA = PSNIP_CPU_FEATURE_ARM | 6,
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PSNIP_CPU_FEATURE_ARM_VFP = PSNIP_CPU_FEATURE_ARM | 7,
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PSNIP_CPU_FEATURE_ARM_EDSP = PSNIP_CPU_FEATURE_ARM | 8,
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PSNIP_CPU_FEATURE_ARM_JAVA = PSNIP_CPU_FEATURE_ARM | 9,
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PSNIP_CPU_FEATURE_ARM_IWMMXT = PSNIP_CPU_FEATURE_ARM | 10,
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PSNIP_CPU_FEATURE_ARM_CRUNCH = PSNIP_CPU_FEATURE_ARM | 11,
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PSNIP_CPU_FEATURE_ARM_THUMBEE = PSNIP_CPU_FEATURE_ARM | 12,
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PSNIP_CPU_FEATURE_ARM_NEON = PSNIP_CPU_FEATURE_ARM | 13,
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PSNIP_CPU_FEATURE_ARM_VFPV3 = PSNIP_CPU_FEATURE_ARM | 14,
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PSNIP_CPU_FEATURE_ARM_VFPV3D16 = PSNIP_CPU_FEATURE_ARM | 15,
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PSNIP_CPU_FEATURE_ARM_TLS = PSNIP_CPU_FEATURE_ARM | 16,
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PSNIP_CPU_FEATURE_ARM_VFPV4 = PSNIP_CPU_FEATURE_ARM | 17,
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PSNIP_CPU_FEATURE_ARM_IDIVA = PSNIP_CPU_FEATURE_ARM | 18,
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PSNIP_CPU_FEATURE_ARM_IDIVT = PSNIP_CPU_FEATURE_ARM | 19,
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PSNIP_CPU_FEATURE_ARM_VFPD32 = PSNIP_CPU_FEATURE_ARM | 20,
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PSNIP_CPU_FEATURE_ARM_LPAE = PSNIP_CPU_FEATURE_ARM | 21,
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PSNIP_CPU_FEATURE_ARM_EVTSTRM = PSNIP_CPU_FEATURE_ARM | 22,
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PSNIP_CPU_FEATURE_ARM_AES = PSNIP_CPU_FEATURE_ARM | 0x0100 | 1,
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PSNIP_CPU_FEATURE_ARM_PMULL = PSNIP_CPU_FEATURE_ARM | 0x0100 | 2,
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PSNIP_CPU_FEATURE_ARM_SHA1 = PSNIP_CPU_FEATURE_ARM | 0x0100 | 3,
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PSNIP_CPU_FEATURE_ARM_SHA2 = PSNIP_CPU_FEATURE_ARM | 0x0100 | 4,
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PSNIP_CPU_FEATURE_ARM_CRC32 = PSNIP_CPU_FEATURE_ARM | 0x0100 | 5
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};
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int psnip_cpu_count (void);
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int psnip_cpu_feature_check (enum PSnipCPUFeature feature);
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int psnip_cpu_feature_check_many (enum PSnipCPUFeature* feature);
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#if defined(__cplusplus)
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}
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#endif
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#endif /* PSNIP_CPU__H */
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