mirror of https://github.com/acidanthera/audk.git
47 lines
1.5 KiB
NASM
47 lines
1.5 KiB
NASM
;------------------------------------------------------------------------------
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;
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; Copyright (c) 2006, Intel Corporation
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; All rights reserved. This program and the accompanying materials
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; are licensed and made available under the terms and conditions of the BSD License
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; which accompanies this distribution. The full text of the license may be found at
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; http://opensource.org/licenses/bsd-license.php
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;
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; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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;
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; Module Name:
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;
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; DivU64x32.asm
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;
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; Abstract:
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;
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; Calculate the quotient of a 64-bit integer by a 32-bit integer
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;
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;------------------------------------------------------------------------------
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.386
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.model flat,C
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.code
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;------------------------------------------------------------------------------
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; UINT64
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; EFIAPI
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; InternalMathDivU64x32 (
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; IN UINT64 Dividend,
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; IN UINT32 Divisor
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; );
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;------------------------------------------------------------------------------
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InternalMathDivU64x32 PROC
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mov eax, [esp + 8]
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mov ecx, [esp + 12]
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xor edx, edx
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div ecx
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push eax ; save quotient on stack
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mov eax, [esp + 8]
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div ecx
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pop edx ; restore high-order dword of the quotient
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ret
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InternalMathDivU64x32 ENDP
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END
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