From ac7d5ef06a6d6e8d84abbd1f0b82162725f98326 Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Thu, 11 May 1995 17:39:37 +0000 Subject: Initial revision --- cpukit/score/macros/rtems/score/address.inl | 79 +++++++++++++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 cpukit/score/macros/rtems/score/address.inl (limited to 'cpukit/score/macros/rtems/score/address.inl') diff --git a/cpukit/score/macros/rtems/score/address.inl b/cpukit/score/macros/rtems/score/address.inl new file mode 100644 index 0000000000..f2672f2500 --- /dev/null +++ b/cpukit/score/macros/rtems/score/address.inl @@ -0,0 +1,79 @@ +/* macros/address.h + * + * This include file contains the bodies of the routines + * about addresses which are inlined. + * + * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. + * On-Line Applications Research Corporation (OAR). + * All rights assigned to U.S. Government, 1994. + * + * This material may be reproduced by or for the U.S. Government pursuant + * to the copyright license under the clause at DFARS 252.227-7013. This + * notice must appear in all copies of this file and its derivatives. + * + * $Id$ + */ + +#ifndef __MACROS_ADDRESSES_h +#define __MACROS_ADDRESSES_h + +/*PAGE + * + * _Addresses_Add_offset + * + */ + +#define _Addresses_Add_offset( _base, _offset ) \ + ((void *)(_base) + (_offset)) + +/*PAGE + * + * _Addresses_Subtract_offset + * + */ + +#define _Addresses_Subtract_offset( _base, _offset ) \ + ((void *)(_base) - (_offset)) + +/*PAGE + * + * _Addresses_Add + * + * NOTE: The cast of an address to an unsigned32 makes this code + * dependent on an addresses being thirty two bits. + */ + +#define _Addresses_Add( _left, _right ) \ + ((void *)(_left) + (unsigned32)(_right)) + +/*PAGE + * + * _Addresses_Subtract + * + * NOTE: The cast of an address to an unsigned32 makes this code + * dependent on an addresses being thirty two bits. + */ + +#define _Addresses_Subtract( _left, _right ) \ + ((void *)(_left) - (void *)(_right)) + +/*PAGE + * + * _Addresses_Is_aligned + * + */ + +#define _Addresses_Is_aligned( _address ) \ + ( ( (unsigned32)(_address) % 4 ) == 0 ) + +/*PAGE + * + * _Addresses_Is_in_range + * + */ + +#define _Addresses_Is_in_range( _address, _base, _limit ) \ + ( (_address) >= (_base) && (_address) <= (_limit) ) + +#endif +/* end of include file */ -- cgit v1.2.3