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|
;/*++
;
;Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
;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.
;
;Module Name:
;
; Power10U64.c
;
;Abstract:
;
; Calculates Operand * 10 ^ Power
;
;--*/
;
;#include "Tiano.h"
;---------------------------------------------------------------------------
.686
.model flat,C
.code
MultU64x32 PROTO C
;---------------------------------------------------------------------------
;
;UINT64
;MultU64x32 (
; IN UINT64 Multiplicand,
; IN UINTN Multiplier
; );
;
;UINT64
;Power10U64 (
; IN UINT64 Operand,
; IN UINTN Power
; )
;/*++
;
;Routine Description:
;
; Raise 10 to the power of Power, and multiply the result with Operand
;
;Arguments:
;
; Operand - multiplicand
; Power - power
;
;Returns:
;
; Operand * 10 ^ Power
;
;--*/
Power10U64 PROC
push ebp
mov ebp, esp
mov eax, dword ptr [ebp + 8]; dword ptr Operand[0]
mov edx, dword ptr [ebp + 0Ch]; dword ptr Operand[4]
mov ecx, dword ptr [ebp + 10h] ;Power
jcxz _Power10U64_Done
_Power10U64_Wend:
push ecx
push 10
push [ebp + 0Ch]; dword ptr Operand[4]
push [ebp + 8]; dword ptr Operand[0]
call MultU64x32
add esp, 0cH
pop ecx
mov [ebp + 8] , eax; dword ptr Operand[0]
mov [ebp + 0Ch] , edx; dword ptr Operand[4]
loop _Power10U64_Wend
_Power10U64_Done:
pop ebp
ret
Power10U64 ENDP
END
|
