_DSubSatInt

  • Article

This operation doubles Rn and saturates, then subtracts the result from Rm and saturates. This operation affects the sticky-overflow bit 'Q' if overflow occurs in the subtraction.

int _DSubSatInt(
  int Arg1,
  int Arg2
);

Parameters

  • Arg1
    [in] The doubled Arg2 is subtracted from this integer*.* It is the contents of the value in Rm.
  • Arg2
    [in] This integer is doubled. It is the contents of the value in Rn.

Return Values

The value that results from the arithmetic performed.

Remarks

The compiler translates this instruction into the qdsub assembly instruction.

Requirements

OS Versions: Windows CE .NET 4.0 and later.
Header: Armintr.h.

See Also

ARM DSP-Enhanced Intrinsic Functions | _DAddSatInt

 Last updated on Thursday, April 08, 2004

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