Ejemplo n.º 1
0
        internal static TranslatedFunction Translate(IMemoryManager memory, JumpTable jumpTable, ulong address, ExecutionMode mode, bool highCq)
        {
            ArmEmitterContext context = new ArmEmitterContext(memory, jumpTable, address, highCq, Aarch32Mode.User);

            Logger.StartPass(PassName.Decoding);

            Block[] blocks = Decoder.Decode(memory, address, mode, highCq, singleBlock: false);

            Logger.EndPass(PassName.Decoding);

            PreparePool(highCq ? 1 : 0);

            Logger.StartPass(PassName.Translation);

            EmitSynchronization(context);

            if (blocks[0].Address != address)
            {
                context.Branch(context.GetLabel(address));
            }

            ControlFlowGraph cfg = EmitAndGetCFG(context, blocks, out Range funcRange);

            ulong funcSize = funcRange.End - funcRange.Start;

            Logger.EndPass(PassName.Translation);

            Logger.StartPass(PassName.RegisterUsage);

            RegisterUsage.RunPass(cfg, mode);

            Logger.EndPass(PassName.RegisterUsage);

            OperandType[] argTypes = new OperandType[] { OperandType.I64 };

            CompilerOptions options = highCq ? CompilerOptions.HighCq : CompilerOptions.None;

            GuestFunction func;

            if (Ptc.State == PtcState.Disabled)
            {
                func = Compiler.Compile <GuestFunction>(cfg, argTypes, OperandType.I64, options);

                ResetPool(highCq ? 1 : 0);
            }
            else
            {
                using PtcInfo ptcInfo = new PtcInfo();

                func = Compiler.Compile <GuestFunction>(cfg, argTypes, OperandType.I64, options, ptcInfo);

                ResetPool(highCq ? 1 : 0);

                Hash128 hash = Ptc.ComputeHash(memory, address, funcSize);

                Ptc.WriteInfoCodeRelocUnwindInfo(address, funcSize, hash, highCq, ptcInfo);
            }

            return(new TranslatedFunction(func, funcSize, highCq));
        }
Ejemplo n.º 2
0
        internal static TranslatedFunction Translate(IMemoryManager memory, JumpTable jumpTable, ulong address, ExecutionMode mode, bool highCq)
        {
            ArmEmitterContext context = new ArmEmitterContext(memory, jumpTable, (long)address, highCq, Aarch32Mode.User);

            PrepareOperandPool(highCq);
            PrepareOperationPool(highCq);

            Logger.StartPass(PassName.Decoding);

            Block[] blocks = Decoder.DecodeFunction(memory, address, mode, highCq);

            Logger.EndPass(PassName.Decoding);

            Logger.StartPass(PassName.Translation);

            EmitSynchronization(context);

            if (blocks[0].Address != address)
            {
                context.Branch(context.GetLabel(address));
            }

            ControlFlowGraph cfg = EmitAndGetCFG(context, blocks);

            Logger.EndPass(PassName.Translation);

            Logger.StartPass(PassName.RegisterUsage);

            RegisterUsage.RunPass(cfg, mode, isCompleteFunction: false);

            Logger.EndPass(PassName.RegisterUsage);

            OperandType[] argTypes = new OperandType[] { OperandType.I64 };

            CompilerOptions options = highCq ? CompilerOptions.HighCq : CompilerOptions.None;

            GuestFunction func;

            if (Ptc.State == PtcState.Disabled)
            {
                func = Compiler.Compile <GuestFunction>(cfg, argTypes, OperandType.I64, options);
            }
            else
            {
                using (PtcInfo ptcInfo = new PtcInfo())
                {
                    func = Compiler.Compile <GuestFunction>(cfg, argTypes, OperandType.I64, options, ptcInfo);

                    Ptc.WriteInfoCodeReloc((long)address, highCq, ptcInfo);
                }
            }

            ResetOperandPool(highCq);
            ResetOperationPool(highCq);

            return(new TranslatedFunction(func, highCq));
        }
Ejemplo n.º 3
0
        private TranslatedFunction Translate(ulong address, ExecutionMode mode, bool highCq)
        {
            ArmEmitterContext context = new ArmEmitterContext(_memory, _jumpTable, (long)address, highCq, Aarch32Mode.User);

            OperandHelper.PrepareOperandPool(highCq);
            OperationHelper.PrepareOperationPool(highCq);

            Logger.StartPass(PassName.Decoding);

            Block[] blocks = AlwaysTranslateFunctions
                ? Decoder.DecodeFunction(_memory, address, mode, highCq)
                : Decoder.DecodeBasicBlock(_memory, address, mode);

            Logger.EndPass(PassName.Decoding);

            Logger.StartPass(PassName.Translation);

            EmitSynchronization(context);

            if (blocks[0].Address != address)
            {
                context.Branch(context.GetLabel(address));
            }

            ControlFlowGraph cfg = EmitAndGetCFG(context, blocks);

            Logger.EndPass(PassName.Translation);

            Logger.StartPass(PassName.RegisterUsage);

            RegisterUsage.RunPass(cfg, mode, isCompleteFunction: false);

            Logger.EndPass(PassName.RegisterUsage);

            OperandType[] argTypes = new OperandType[] { OperandType.I64 };

            CompilerOptions options = highCq
                ? CompilerOptions.HighCq
                : CompilerOptions.None;

            GuestFunction func = Compiler.Compile <GuestFunction>(cfg, argTypes, OperandType.I64, options);

            OperandHelper.ResetOperandPool(highCq);
            OperationHelper.ResetOperationPool(highCq);

            return(new TranslatedFunction(func, rejit: !highCq));
        }