From 878ddf1fc3540a715f63594ed22b6929e881afb4 Mon Sep 17 00:00:00 2001 From: bbahnsen Date: Fri, 21 Apr 2006 22:54:32 +0000 Subject: Initial import. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524 --- MdePkg/Library/BaseLib/MultU64x32.c | 45 +++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 MdePkg/Library/BaseLib/MultU64x32.c (limited to 'MdePkg/Library/BaseLib/MultU64x32.c') diff --git a/MdePkg/Library/BaseLib/MultU64x32.c b/MdePkg/Library/BaseLib/MultU64x32.c new file mode 100644 index 0000000000..4c30472bfa --- /dev/null +++ b/MdePkg/Library/BaseLib/MultU64x32.c @@ -0,0 +1,45 @@ +/** @file + Math worker functions. + + Copyright (c) 2006, Intel Corporation
+ All rights reserved. This program and the accompanying materials + are licensed and made available under the terms and conditions of the BSD License + which accompanies this distribution. The full text of the license may be found at + http://opensource.org/licenses/bsd-license.php + + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, + WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + +#include "BaseLibInternals.h" + +/** + Multiples a 64-bit unsigned integer by a 32-bit unsigned integer and + generates a 64-bit unsigned result. + + This function multiples the 64-bit unsigned value Multiplicand by the 32-bit + unsigned value Multiplier and generates a 64-bit unsigned result. This 64- + bit unsigned result is returned. + + If the result overflows, then ASSERT(). + + @param Multiplicand A 64-bit unsigned value. + @param Multiplier A 32-bit unsigned value. + + @return Multiplicand * Multiplier + +**/ +UINT64 +EFIAPI +MultU64x32 ( + IN UINT64 Multiplicand, + IN UINT32 Multiplier + ) +{ + UINT64 Result; + + Result = InternalMathMultU64x32 (Multiplicand, Multiplier); + // TODO: ASSERT (Result not overflow); + return Result; +} -- cgit v1.2.3