forked from Imagelibrary/rtems
73 lines
2.3 KiB
C
73 lines
2.3 KiB
C
/*
|
|
* Copyright (c) 2005 Jakub Jermar
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* - Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* - Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* - The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
/** @addtogroup RTEMSBSPsSPARC64
|
|
* @{
|
|
*/
|
|
/** @file
|
|
*/
|
|
|
|
#ifndef KERN_sparc64_STACK_H_
|
|
#define KERN_sparc64_STACK_H_
|
|
|
|
#define STACK_ITEM_SIZE 8
|
|
|
|
/** According to SPARC Compliance Definition, every stack frame is 16-byte aligned. */
|
|
#define STACK_ALIGNMENT 16
|
|
|
|
/**
|
|
* 16-extended-word save area for %i[0-7] and %l[0-7] registers.
|
|
*/
|
|
#define STACK_WINDOW_SAVE_AREA_SIZE (16 * STACK_ITEM_SIZE)
|
|
|
|
/**
|
|
* Six extended words for first six arguments.
|
|
*/
|
|
#define STACK_ARG_SAVE_AREA_SIZE (6 * STACK_ITEM_SIZE)
|
|
|
|
/**
|
|
* By convention, the actual top of the stack is %sp + STACK_BIAS.
|
|
*/
|
|
#define STACK_BIAS 2047
|
|
|
|
/*
|
|
* Offsets of arguments on stack.
|
|
*/
|
|
#define STACK_ARG0 0
|
|
#define STACK_ARG1 8
|
|
#define STACK_ARG2 16
|
|
#define STACK_ARG3 24
|
|
#define STACK_ARG4 32
|
|
#define STACK_ARG5 40
|
|
#define STACK_ARG6 48
|
|
|
|
#endif
|
|
|
|
/** @}
|
|
*/
|