2008-11-03 10:25:10 +01:00
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#------------------------------------------------------------------------------
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#
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# Copyright (c) 2006 - 2008, 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.S
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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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.globl ASM_PFX(InternalMathDivU64x32)
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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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ASM_PFX(InternalMathDivU64x32):
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movl 8(%esp), %eax
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movl 12(%esp), %ecx
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xorl %edx, %edx
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divl %ecx
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push %eax # save quotient on stack
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movl 8(%esp), %eax
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divl %ecx
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pop %edx # restore high-order dword of the quotient
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ret
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