嘩眾取寵有意義嗎
- INTRINS.H
- Intrinsic functions for C51.
- Copyright (c) 1988-2010 Keil Elektronik GmbH and ARM Germany GmbH
- All rights reserved.
- --------------------------------------------------------------------------*/
- #ifndef __INTRINS_H__
- #define __INTRINS_H__
- #pragma SAVE
- #if defined (__CX2__)
- #pragma FUNCTIONS(STATIC)
- /* intrinsic functions are reentrant, but need static attribute */
- #endif
- extern void _nop_ (void);
- extern bit _testbit_ (bit);
- extern unsigned char _cror_ (unsigned char, unsigned char);
- extern unsigned int _iror_ (unsigned int, unsigned char);
- extern unsigned long _lror_ (unsigned long, unsigned char);
- extern unsigned char _crol_ (unsigned char, unsigned char);
- extern unsigned int _irol_ (unsigned int, unsigned char);
- extern unsigned long _lrol_ (unsigned long, unsigned char);
- extern unsigned char _chkfloat_(float);
- #if defined (__CX2__)
- extern int abs (int);
- extern void _illop_ (void);
- #endif
- #if !defined (__CX2__)
- extern void _push_ (unsigned char _sfr);
- extern void _pop_ (unsigned char _sfr);
- #endif
- #pragma RESTORE
- #endif
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