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TITLE Power10U64.asm: calculates Operand * 10 ^ Power
;------------------------------------------------------------------------------
;
; Copyright (c) 2004, 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.
;
; Module Name:
;
; Power10U64.asm
;
; Abstract:
;
; Calculates Operand * 10 ^ Power
;
;------------------------------------------------------------------------------
.686P
.XMM
.MODEL SMALL
.CODE
Power10U64 PROTO C Operand: QWORD, Power: DWORD
MultU64x32 PROTO C Multiplicand: QWORD, Multiplier: DWORD
Power10U64 PROC C Operand: QWORD, Power: DWORD
;------------------------------------------------------------------------------
; 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
;------------------------------------------------------------------------------
push ecx
mov ecx, Power
jcxz _Power10U64_Done
_Power10U64_Wend:
invoke MultU64x32, Operand, 10
mov dword ptr Operand[0], eax
mov dword ptr Operand[4], edx
loop _Power10U64_Wend
_Power10U64_Done:
pop ecx
ret
Power10U64 ENDP
END
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