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/*--------------------------------------------------------------------*/
/*--- ExeContexts: long-lived, non-dup'd stack traces. ---*/
/*--- pub_core_execontext.h ---*/
/*--------------------------------------------------------------------*/
/*
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_EXECONTEXT_H
#define __PUB_CORE_EXECONTEXT_H
//--------------------------------------------------------------------
// PURPOSE: This module provides an abstract data type, ExeContext,
// which is a stack trace stored in such a way that duplicates are
// avoided. This also facilitates fast comparisons if necessary.
//--------------------------------------------------------------------
#include "pub_tool_execontext.h"
/* The maximum number of calls we're prepared to save in an ExeContext. */
#define VG_DEEPEST_BACKTRACE 500
// Print stats (informational only).
// If with_stacktraces, outputs all the recorded stacktraces.
extern void VG_(print_ExeContext_stats) ( Bool with_stacktraces );
// All ExeContext that are valid in the current epoch and have one or more
// ips in the given range are archived, i.e. their epoch is frozen to
// the given last_epoch.
extern void VG_(archive_ExeContext_in_range) (DiEpoch last_epoch,
Addr text_avma, SizeT length );
// Extract the StackTrace from an ExeContext.
// (Minor hack: we use Addr* as the return type instead of StackTrace so
// that modules #including this file don't also have to #include
// pub_core_stacktrace.h also.)
extern
/*StackTrace*/Addr* VG_(get_ExeContext_StackTrace) ( ExeContext* e );
#endif // __PUB_CORE_EXECONTEXT_H
/*--------------------------------------------------------------------*/
/*--- end ---*/
/*--------------------------------------------------------------------*/
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