__isNat
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__isNat

Microsoft Specific

Checks the Not a Thing (NaT) bit in the register specified, indicating that the register does not contain a valid number.


int isNat(
   int Register
);

Parameters

[in] Register

The register to examine.

0, if the register's NaT bit is 1.

Nonzero, if the register NaT bit is zero.

Intrinsic Architecture

__isNat

IPF

Header file <intrin.h>

The IPF instruction generated is tnat.nz.

This routine is only available as an intrinsic.

END Microsoft Specific

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