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