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/*---------------------------------------------------------------*/
/*--- begin ir_opt.h ---*/
/*---------------------------------------------------------------*/
/*
This file is part of Valgrind, a dynamic binary instrumentation
framework.
Copyright (C) 2004-2012 OpenWorks LLP
info@open-works.net
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, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
The GNU General Public License is contained in the file COPYING.
Neither the names of the U.S. Department of Energy nor the
University of California nor the names of its contributors may be
used to endorse or promote products derived from this software
without prior written permission.
*/
#ifndef __VEX_IR_OPT_H
#define __VEX_IR_OPT_H
#include "libvex_basictypes.h"
#include "libvex_ir.h"
#include "libvex.h"
/* Top level optimiser entry point. Returns a new BB. Operates
under the control of the global "vex_control" struct. */
extern
IRSB* do_iropt_BB(
IRSB* bb,
IRExpr* (*specHelper) (const HChar*, IRExpr**, IRStmt**, Int),
Bool (*preciseMemExnsFn)(Int,Int),
Addr64 guest_addr,
VexArch guest_arch
);
/* Do a constant folding/propagation pass. */
extern
IRSB* cprop_BB ( IRSB* );
/* Do a dead-code removal pass. bb is destructively modified. */
extern
void do_deadcode_BB ( IRSB* bb );
/* The tree-builder. Make (approximately) maximal safe trees. bb is
destructively modified. Returns (unrelatedly, but useful later on)
the guest address of the highest addressed byte from any insn in
this block, or Addr64_MAX if unknown (can that ever happen?) */
extern
Addr64 ado_treebuild_BB ( IRSB* bb, Bool (*preciseMemExnsFn)(Int,Int) );
#endif /* ndef __VEX_IR_OPT_H */
/*---------------------------------------------------------------*/
/*--- end ir_opt.h ---*/
/*---------------------------------------------------------------*/