/*---------------------------------------------------------------*/
/*--- begin guest_mips_defs.h ---*/
/*---------------------------------------------------------------*/
/*
This file is part of Valgrind, a dynamic binary instrumentation
framework.
Copyright (C) 2010-2015 RT-RK
mips-valgrind@rt-rk.com
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., 59 Temple Place, Suite 330, Boston, MA
02111-1307, USA.
The GNU General Public License is contained in the file COPYING.
*/
/* Only to be used within the guest-mips directory. */
#ifndef __VEX_GUEST_MIPS_DEFS_H
#define __VEX_GUEST_MIPS_DEFS_H
#include "libvex_basictypes.h"
#include "guest_generic_bb_to_IR.h" /* DisResult */
/*---------------------------------------------------------*/
/*--- mips to IR conversion ---*/
/*---------------------------------------------------------*/
/* Convert one MIPS insn to IR. See the type DisOneInstrFn in bb_to_IR.h. */
extern DisResult disInstr_MIPS ( IRSB* irbb,
Bool (*resteerOkFn) (void *, Addr),
Bool resteerCisOk,
void* callback_opaque,
const UChar* guest_code,
Long delta,
Addr guest_IP,
VexArch guest_arch,
const VexArchInfo* archinfo,
const VexAbiInfo* abiinfo,
VexEndness host_endness,
Bool sigill_diag );
/* Used by the optimiser to specialise calls to helpers. */
extern IRExpr *guest_mips32_spechelper ( const HChar * function_name,
IRExpr ** args,
IRStmt ** precedingStmts,
Int n_precedingStmts );
extern IRExpr *guest_mips64_spechelper ( const HChar * function_name,
IRExpr ** args,
IRStmt ** precedingStmts,
Int n_precedingStmts);
/* Describes to the optimser which part of the guest state require
precise memory exceptions. This is logically part of the guest
state description. */
extern
Bool guest_mips32_state_requires_precise_mem_exns ( Int, Int,
VexRegisterUpdates );
extern
Bool guest_mips64_state_requires_precise_mem_exns ( Int, Int,
VexRegisterUpdates );
extern VexGuestLayout mips32Guest_layout;
extern VexGuestLayout mips64Guest_layout;
/*---------------------------------------------------------*/
/*--- mips guest helpers ---*/
/*---------------------------------------------------------*/
typedef enum {
CEILWS=0, CEILWD, CEILLS, CEILLD,
FLOORWS, FLOORWD, FLOORLS, FLOORLD,
ROUNDWS, ROUNDWD, ROUNDLS, ROUNDLD,
TRUNCWS, TRUNCWD, TRUNCLS, TRUNCLD,
CVTDS, CVTDW, CVTSD, CVTSW,
CVTWS, CVTWD, CVTDL, CVTLS,
CVTLD, CVTSL, ADDS, ADDD,
SUBS, SUBD, DIVS
} flt_op;
extern UInt mips32_dirtyhelper_mfc0 ( UInt rd, UInt sel );
extern ULong mips64_dirtyhelper_dmfc0 ( UInt rd, UInt sel );
#if defined(__mips__) && ((defined(__mips_isa_rev) && __mips_isa_rev >= 2))
extern UInt mips32_dirtyhelper_rdhwr ( UInt rt, UInt rd );
extern ULong mips64_dirtyhelper_rdhwr ( ULong rt, ULong rd );
#endif
/* Calculate FCSR in fp32 mode. */
extern UInt mips_dirtyhelper_calculate_FCSR_fp32 ( void* guest_state, UInt fs,
UInt ft, flt_op op );
/* Calculate FCSR in fp64 mode. */
extern UInt mips_dirtyhelper_calculate_FCSR_fp64 ( void* guest_state, UInt fs,
UInt ft, flt_op op );
/*---------------------------------------------------------*/
/*--- Condition code stuff ---*/
/*---------------------------------------------------------*/
typedef enum {
MIPSCondEQ = 0, /* equal : Z=1 */
MIPSCondNE = 1, /* not equal : Z=0 */
MIPSCondHS = 2, /* >=u (higher or same) : C=1 */
MIPSCondLO = 3, /* <u (lower) : C=0 */
MIPSCondMI = 4, /* minus (negative) : N=1 */
MIPSCondPL = 5, /* plus (zero or +ve) : N=0 */
MIPSCondVS = 6, /* overflow : V=1 */
MIPSCondVC = 7, /* no overflow : V=0 */
MIPSCondHI = 8, /* >u (higher) : C=1 && Z=0 */
MIPSCondLS = 9, /* <=u (lower or same) : C=0 || Z=1 */
MIPSCondGE = 10, /* >=s (signed greater or equal) : N=V */
MIPSCondLT = 11, /* <s (signed less than) : N!=V */
MIPSCondGT = 12, /* >s (signed greater) : Z=0 && N=V */
MIPSCondLE = 13, /* <=s (signed less or equal) : Z=1 || N!=V */
MIPSCondAL = 14, /* always (unconditional) : 1 */
MIPSCondNV = 15 /* never (unconditional): : 0 */
} MIPSCondcode;
#endif /* __VEX_GUEST_MIPS_DEFS_H */
/*---------------------------------------------------------------*/
/*--- end guest_mips_defs.h ---*/
/*---------------------------------------------------------------*/