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Multiply128 function

Multiplies two 64-bit integers to produce a 128-bit integer.

Syntax


LONG64 WINAPI Multiply128(
  _In_  LONG64 Multiplier,
  _In_  LONG64 Multiplicand,
  _Out_ LONG64 *HighProduct
);

Parameters

Multiplier [in]

The first integer.

Multiplicand [in]

The second integer.

HighProduct [out]

The high 64 bits of the product.

Return value

The low 64 bits of the product.

Requirements

Header

Winnt.h

See also

__mul128

 

 

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