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/*--------------------------------------------------------------------*/
/*--- Stack management. m_stacks.c ---*/
/*--------------------------------------------------------------------*/
/*
This file is part of Valgrind, a dynamic binary instrumentation
framework.
Copyright (C) 2000-2017 Julian Seward
jseward@acm.org
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, see <http://www.gnu.org/licenses/>.
The GNU General Public License is contained in the file COPYING.
*/
#ifndef __PUB_CORE_STACKS_H
#define __PUB_CORE_STACKS_H
#include "pub_core_basics.h" // VG_ macro
//--------------------------------------------------------------------
// PURPOSE: This module deals with the registration of stacks for the
// purposes of detecting stack switches.
//--------------------------------------------------------------------
/* Convention for start and end:
'start' is the lowest address, 'end' is the highest address.
'start' and 'end' bytes are included in the stack.
In other words, the stack is the byte interval ['start', 'end']
(both bounds are included).
Note: for compatibility reasons, VG_(register_stack) accepts
'start' bigger than 'end' and will (transparently) swap 'start/end'
to register the stack. */
extern UWord VG_(register_stack) ( Addr start, Addr end );
extern void VG_(deregister_stack) ( UWord id );
extern void VG_(change_stack) ( UWord id, Addr start, Addr end );
extern void VG_(stack_limits) ( Addr SP, Addr *start, Addr *end );
extern VG_REGPARM(3)
void VG_(unknown_SP_update_w_ECU)
( Addr old_SP, Addr new_SP, UInt ecu );
extern VG_REGPARM(2)
void VG_(unknown_SP_update) ( Addr old_SP, Addr new_SP );
#endif // __PUB_CORE_STACKS_H
/*--------------------------------------------------------------------*/
/*--- end ---*/
/*--------------------------------------------------------------------*/
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