DSP Builder for Intel® FPGAs (Advanced Blockset): Handbook

ID 683337
Date 12/12/2022

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15.4.28. Floating-point Classifier (FloatClass)

The FloatClass block indicates whether a floating-point input is equal to zero, is signed (negative), is infinity, or is equal to not a number.
Table 199.  Port Interface for the FloatClass Block
Signal Direction Vector Data Support Complex Data Support Description
x Input Yes
inf Output Yes Infinity output.
nan Output Yes Not a number output.
sig Output Yes Signed negativeoutput.
zer Output Yes Zero output.