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Home BasePack CPUID Procedures and Functions CPU_FeatureSet
See also: TCPUFeatures, CPU_ExtendedFeatureSet, CPU_Signature, GenerateCPUID 

CPU_FeatureSet

Unit:SDL_cpuid
Class: none
Declaration: function CPU_FeatureSet: LongInt;

The CPU_FeatureSet function returns a bit vector of 32 bits which indicate the available CPU features. The list of features for Intel type CPUs is declared in the enumerated type TCPUFeatures. In addition, the string array CPUFeatureNames contains a short description for each feature.

Hint: Please note that the CPU feature bits have been defined by various manufacturers in an incompatible way. Especially bits 16 and 24 provide conflicts.

Example: This function is used in the following example program (see http://www.lohninger.com/examples.html for downloading the code): cpuinfo


Last Update: 2023-Feb-06