80 lines
3.3 KiB
C
80 lines
3.3 KiB
C
|
/*
|
||
|
|
* @brief Routines to overload "/" and "%" operator in C using ROM based divider library
|
||
|
|
*
|
||
|
|
* @note
|
||
|
|
* Copyright(C) NXP Semiconductors, 2013
|
||
|
|
* All rights reserved.
|
||
|
|
*
|
||
|
|
* @par
|
||
|
|
* Software that is described herein is for illustrative purposes only
|
||
|
|
* which provides customers with programming information regarding the
|
||
|
|
* LPC products. This software is supplied "AS IS" without any warranties of
|
||
|
|
* any kind, and NXP Semiconductors and its licensor disclaim any and
|
||
|
|
* all warranties, express or implied, including all implied warranties of
|
||
|
|
* merchantability, fitness for a particular purpose and non-infringement of
|
||
|
|
* intellectual property rights. NXP Semiconductors assumes no responsibility
|
||
|
|
* or liability for the use of the software, conveys no license or rights under any
|
||
|
|
* patent, copyright, mask work right, or any other intellectual property rights in
|
||
|
|
* or to any products. NXP Semiconductors reserves the right to make changes
|
||
|
|
* in the software without notification. NXP Semiconductors also makes no
|
||
|
|
* representation or warranty that such application will be suitable for the
|
||
|
|
* specified use without further testing or modification.
|
||
|
|
*
|
||
|
|
* @par
|
||
|
|
* Permission to use, copy, modify, and distribute this software and its
|
||
|
|
* documentation is hereby granted, under NXP Semiconductors' and its
|
||
|
|
* licensor's relevant copyrights in the software, without fee, provided that it
|
||
|
|
* is used in conjunction with NXP Semiconductors microcontrollers. This
|
||
|
|
* copyright, permission, and disclaimer notice must appear in all copies of
|
||
|
|
* this code.
|
||
|
|
*/
|
||
|
|
#include "chip.h"
|
||
|
|
|
||
|
|
/*****************************************************************************
|
||
|
|
* Private types/enumerations/variables
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
/*****************************************************************************
|
||
|
|
* Public types/enumerations/variables
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
/*****************************************************************************
|
||
|
|
* Private functions
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
/*****************************************************************************
|
||
|
|
* Public functions
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
#if !defined( __GNUC__ )
|
||
|
|
|
||
|
|
/* Redirector of signed 32 bit integer divider to ROM routine */
|
||
|
|
int __aeabi_idiv(int numerator, int denominator)
|
||
|
|
{
|
||
|
|
ROM_DIV_API_T const *pROMDiv = LPC_ROM_API->divApiBase;
|
||
|
|
return pROMDiv->sidiv(numerator, denominator);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Redirector of unsigned 32 bit integer divider to ROM routine */
|
||
|
|
unsigned __aeabi_uidiv(unsigned numerator, unsigned denominator)
|
||
|
|
{
|
||
|
|
ROM_DIV_API_T const *pROMDiv = LPC_ROM_API->divApiBase;
|
||
|
|
return pROMDiv->uidiv(numerator, denominator);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Redirector of signed 32 bit integer divider with reminder to ROM routine */
|
||
|
|
__value_in_regs IDIV_RETURN_T __aeabi_idivmod(int numerator, int denominator)
|
||
|
|
{
|
||
|
|
ROM_DIV_API_T const *pROMDiv = LPC_ROM_API->divApiBase;
|
||
|
|
return pROMDiv->sidivmod(numerator, denominator);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Redirector of unsigned 32 bit integer divider with reminder to ROM routine */
|
||
|
|
__value_in_regs UIDIV_RETURN_T __aeabi_uidivmod(unsigned numerator, unsigned denominator)
|
||
|
|
{
|
||
|
|
ROM_DIV_API_T const *pROMDiv = LPC_ROM_API->divApiBase;
|
||
|
|
return pROMDiv->uidivmod(numerator, denominator);
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* !defined( __GNUC__ ) */
|