![]() popcnt: Return the Count of Number of Bits Set to 1 instruction ( Hamming weight, i.e.movbe: Move Data After Swapping Bytes instruction.vmx: Hardware virtualization: Intel VMX.monitor: Monitor/Mwait support ( Intel SSE3 supplements).pclmulqdq: Perform a Carry-Less Multiplication of Quadword instruction - accelerator for GCM).pni: SSE-3 (“ Prescott New Instructions”).See also Wikipedia and table 2-26 in Intel Advanced Vector Extensions Programming Reference Intel-defined CPU features, CPUID level 0x00000001 (ecx) mce_recovery: CPU has recoverable machine checks.tsc_known_freq: TSC has known frequency.nonstop_tsc_s3: TSC doesn't stop in S3 state.extd_apicid: has extended APICID (8 bits).cpuid: CPU has CPUID instruction itself.nonstop_tsc: TSC does not stop in C states.tsc_reliable: TSC is known to be reliable.xtopology: cpu topology enum extensions.acc_power: AMD accumulated power mechanism.arch_perfmon: Intel Architectural PerfMon.constant_tsc: TSC ticks at a constant rate.Transmeta-defined CPU features, CPUID level 0x80860001 3dnow: 3DNow! (AMD vector instructions, competing with Intel's SSE1).lm: Long Mode ( x86-64: amd64, also known as Intel 64, i.e.rdtscp: Read Time-Stamp Counter and Processor ID.pdpe1gb: One GB pages (allows hugepagesz=1G).syscall: SYSCALL (Fast System Call) and SYSRET (Return From Fast System Call).See also Wikipedia and table 2-23 in Intel Advanced Vector Extensions Programming Reference ![]() ![]()
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