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A bitfield with flags representing the features that the CPU supports, or
SRT_X86_FEATURE_NONE
(which is numerically zero) if none of the features
we checked are supported.
In general, more bits set means more instructions are supported, with the
only exception for SRT_X86_FEATURE_UNKNOWN
.
At the time of writing, the Steam client requires SRT_X86_FEATURE_X86_64
,
SRT_X86_FEATURE_SSE3
and SRT_X86_FEATURE_CMPXCHG16B
.
The CPU supports the "Long mode", where an OS can
access 64-bit instructions and registers (i.e. x86-64 architecture),
indicated by |
||
The CPU supports the SSE3 extension (Streaming SIMD
Extensions 3, also known as Prescott New Instructions), indicated by
|
||
The CPU supports the CMPXCHG16B instruction,
indicated by |
||
An unknown CPU feature was encountered when loading a report |
||
None of the features listed here are supported |