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C# Framework.InstructionNode类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C#中Mosa.Compiler.Framework.InstructionNode的典型用法代码示例。如果您正苦于以下问题:C# InstructionNode类的具体用法?C# InstructionNode怎么用?C# InstructionNode使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



InstructionNode类属于Mosa.Compiler.Framework命名空间,在下文中一共展示了InstructionNode类的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C#代码示例。

示例1: ThreeTwoAddressConversion

        /// <summary>
        /// Converts the given instruction from three address format to a two address format.
        /// </summary>
        /// <param name="node">The conversion context.</param>
        private void ThreeTwoAddressConversion(InstructionNode node)
        {
            var instruction = node.Instruction as X86Instruction;

            if (instruction == null)
                return;

            if (!instruction.ThreeTwoAddressConversion)
                return;

            if (!(node.OperandCount >= 1 && node.ResultCount >= 1 && node.Result != node.Operand1))
                return;

            Operand result = node.Result;
            Operand operand1 = node.Operand1;

            node.Operand1 = result;

            var move = GetMove(result, operand1);
            var size = GetInstructionSize(result.Type);

            var newNode = new InstructionNode(move, result, operand1);
            newNode.Size = size;
            node.Previous.Insert(newNode);

            return;
        }
开发者ID:Zahovay,项目名称:MOSA-Project,代码行数:31,代码来源:AddressModeConversionStage.cs


示例2: Emit

 /// <summary>
 /// Emits the specified platform instruction.
 /// </summary>
 /// <param name="node">The node.</param>
 /// <param name="emitter">The emitter.</param>
 /// <exception cref="System.InvalidOperationException">@unable to emit opcode for segment register</exception>
 protected override void Emit(InstructionNode node, MachineCodeEmitter emitter)
 {
     if (node.Operand1.IsConstant)
     {
         if (node.Operand1.IsByte)
             emitter.Emit(CONST8, node.Operand1);
         else if (node.Operand1.IsShort || node.Operand1.IsChar)
             emitter.Emit(CONST16, node.Operand1);
         else if (node.Operand1.IsInt)
             emitter.Emit(CONST32, node.Operand1);
         return;
     }
     if (node.Operand1.IsCPURegister)
     {
         if (node.Operand1.Register is SegmentRegister)
             switch ((node.Operand1.Register as SegmentRegister).Segment)
             {
                 case SegmentRegister.SegmentType.CS: emitter.Emit(PUSH_CS); return;
                 case SegmentRegister.SegmentType.SS: emitter.Emit(PUSH_SS); return;
                 case SegmentRegister.SegmentType.DS: emitter.Emit(PUSH_DS); return;
                 case SegmentRegister.SegmentType.ES: emitter.Emit(PUSH_ES); return;
                 case SegmentRegister.SegmentType.FS: emitter.Emit(PUSH_FS); return;
                 case SegmentRegister.SegmentType.GS: emitter.Emit(PUSH_GS); return;
                 default: throw new InvalidOperationException(@"unable to emit opcode for segment register");
             }
     }
     emitter.Emit(PUSH, node.Operand1);
 }
开发者ID:tgiphil,项目名称:MOSA-Project,代码行数:34,代码来源:Push.cs


示例3: Emit

        /// <summary>
        /// Emits the specified platform instruction.
        /// </summary>
        /// <param name="node">The node.</param>
        /// <param name="emitter">The emitter.</param>
        /// <exception cref="System.NotSupportedException"></exception>
        protected override void Emit(InstructionNode node, MachineCodeEmitter emitter)
        {
            byte[] opcode = null;

            switch (node.ConditionCode)
            {
                case ConditionCode.Equal: opcode = JE; break;
                case ConditionCode.NotEqual: opcode = JNE; break;
                case ConditionCode.Zero: opcode = JZ; break;
                case ConditionCode.NotZero: opcode = JNZ; break;
                case ConditionCode.GreaterOrEqual: opcode = JGE; break;
                case ConditionCode.GreaterThan: opcode = JG; break;
                case ConditionCode.LessOrEqual: opcode = JLE; break;
                case ConditionCode.LessThan: opcode = JL; break;
                case ConditionCode.UnsignedGreaterOrEqual: opcode = JAE; break;
                case ConditionCode.UnsignedGreaterThan: opcode = JA; break;
                case ConditionCode.UnsignedLessOrEqual: opcode = JBE; break;
                case ConditionCode.UnsignedLessThan: opcode = JB; break;
                case ConditionCode.Signed: opcode = JS; break;
                case ConditionCode.NotSigned: opcode = JNS; break;
                case ConditionCode.Carry: opcode = JC; break;
                case ConditionCode.NoCarry: opcode = JNC; break;
                case ConditionCode.Overflow: opcode = JO; break;
                case ConditionCode.NoOverflow: opcode = JNO; break;
                case ConditionCode.Parity: opcode = JP; break;
                case ConditionCode.NoParity: opcode = JNP; break;
                default: throw new NotSupportedException();
            }

            emitter.EmitRelativeBranch(opcode, node.BranchTargets[0].Label);
        }
开发者ID:Zahovay,项目名称:MOSA-Project,代码行数:37,代码来源:Branch.cs


示例4: Emit

        /// <summary>
        /// Emits the specified platform instruction.
        /// </summary>
        /// <param name="node">The node.</param>
        /// <param name="emitter">The emitter.</param>
        /// <exception cref="System.NotSupportedException"></exception>
        protected override void Emit(InstructionNode node, MachineCodeEmitter emitter)
        {
            OpCode opcode = null;

            switch (node.ConditionCode)
            {
                case ConditionCode.Equal: opcode = CMOVO; break;
                case ConditionCode.NotEqual: opcode = CMOVNE; break;
                case ConditionCode.Zero: opcode = CMOVZ; break;
                case ConditionCode.NotZero: opcode = CMOVNZ; break;
                case ConditionCode.GreaterOrEqual: opcode = CMOVGE; break;
                case ConditionCode.GreaterThan: opcode = CMOVG; break;
                case ConditionCode.LessOrEqual: opcode = CMOVLE; break;
                case ConditionCode.LessThan: opcode = CMOVL; break;
                case ConditionCode.UnsignedGreaterOrEqual: opcode = CMOVNB; break;
                case ConditionCode.UnsignedGreaterThan: opcode = CMOVA; break;
                case ConditionCode.UnsignedLessOrEqual: opcode = CMOVBE; break;
                case ConditionCode.UnsignedLessThan: opcode = CMOVB; break;
                case ConditionCode.Signed: opcode = CMOVS; break;
                case ConditionCode.NotSigned: opcode = CMOVNS; break;
                case ConditionCode.Carry: opcode = CMOVC; break;
                case ConditionCode.NoCarry: opcode = CMOVNC; break;
                case ConditionCode.Overflow: opcode = CMOVO; break;
                case ConditionCode.NoOverflow: opcode = CMOVNO; break;
                case ConditionCode.Parity: opcode = CMOVP; break;
                case ConditionCode.NoParity: opcode = CMOVNP; break;
                default: throw new NotSupportedException();
            }

            emitter.Emit(opcode, node.Result, node.Operand1);
        }
开发者ID:pacificIT,项目名称:MOSA-Project,代码行数:37,代码来源:Cmovcc.cs


示例5: Emit

        protected override void Emit(InstructionNode node, MachineCodeEmitter emitter)
        {
            Debug.Assert(node.Result.IsRegister);
            Debug.Assert(node.Operand1.IsRegister);
            Debug.Assert(node.Operand2.IsConstant);

            // reg from xmmreg, imm8
            // 0110 0110:0000 1111:0011 1010: 0001 0110:11 xmmreg reg: imm8
            var opcode = new OpcodeEncoder()
                .AppendNibble(Bits.b0110)                                       // 4:opcode
                .AppendNibble(Bits.b0110)                                       // 4:opcode

                .AppendNibble(Bits.b0000)                                       // 4:opcode
                .AppendNibble(Bits.b1111)                                       // 4:opcode

                .AppendNibble(Bits.b0011)                                       // 4:opcode
                .AppendNibble(Bits.b1010)                                       // 4:opcode

                .AppendNibble(Bits.b0001)                                       // 4:opcode
                .AppendNibble(Bits.b0110)                                       // 4:opcode

                .Append2Bits(Bits.b11)                                          // 2:opcode
                .AppendRM(node.Operand1)                                        // 3:r/m (source)
                .AppendRegister(node.Result.Register)                           // 3:register (destination)

                .AppendByteValue((byte)node.Operand2.ConstantUnsignedInteger);  // 8:memory

            emitter.Emit(opcode);
        }
开发者ID:Zahovay,项目名称:MOSA-Project,代码行数:29,代码来源:Pextrd.cs


示例6: MovImmediateToFixedMemory

        private static void MovImmediateToFixedMemory(InstructionNode node, MachineCodeEmitter emitter)
        {
            Debug.Assert(node.Operand1.IsConstant);
            Debug.Assert(node.Operand2.IsConstantZero);
            Debug.Assert(node.Operand3.IsConstant);
            Debug.Assert(node.ResultCount == 0);

            var linkreference = node.Operand3.IsLabel || node.Operand3.IsField || node.Operand3.IsSymbol;

            // immediate to memory 1100 011w: mod 000 r/m : immediate data
            var opcode = new OpcodeEncoder()
                .AppendConditionalPrefix(0x66, node.Size == InstructionSize.Size16)  // 8:prefix: 16bit
                .AppendNibble(Bits.b1100)                                       // 4:opcode
                .Append3Bits(Bits.b011)                                         // 3:opcode
                .AppendWidthBit(node.Size != InstructionSize.Size8)             // 1:width
                .AppendMod(Bits.b00)                                            // 2:mod (000)
                .Append3Bits(Bits.b000)                                         // 3:source (000)
                .AppendRM(node.Operand1)                                        // 3:r/m (destination)
                .AppendConditionalDisplacement(node.Operand1, !linkreference)   // 32:displacement value
                .AppendConditionalIntegerValue(0, linkreference)                // 32:memory
                .AppendInteger(node.Operand3, node.Size);                       // 8/16/32:immediate

            if (linkreference)
                emitter.Emit(opcode, node.Operand1, (opcode.Size - (int)node.Size) / 8);
            else
                emitter.Emit(opcode);
        }
开发者ID:Zahovay,项目名称:MOSA-Project,代码行数:27,代码来源:MovStore.cs


示例7: Emit

        /// <summary>
        /// Emits the specified platform instruction.
        /// </summary>
        /// <param name="node">The node.</param>
        /// <param name="emitter">The emitter.</param>
        /// <exception cref="System.NotSupportedException"></exception>
        protected override void Emit(InstructionNode node, MachineCodeEmitter emitter)
        {
            OpCode opcode;

            switch (node.ConditionCode)
            {
                case ConditionCode.Equal: opcode = E; break;
                case ConditionCode.LessThan: opcode = LT; break;
                case ConditionCode.LessOrEqual: opcode = LE; break;
                case ConditionCode.GreaterOrEqual: opcode = GE; break;
                case ConditionCode.GreaterThan: opcode = GT; break;
                case ConditionCode.NotEqual: opcode = NE; break;
                case ConditionCode.UnsignedGreaterOrEqual: opcode = UGE; break;
                case ConditionCode.UnsignedGreaterThan: opcode = UGT; break;
                case ConditionCode.UnsignedLessOrEqual: opcode = ULE; break;
                case ConditionCode.UnsignedLessThan: opcode = ULT; break;
                case ConditionCode.Parity: opcode = P; break;
                case ConditionCode.NoParity: opcode = NP; break;
                case ConditionCode.NoCarry: opcode = NC; break;
                case ConditionCode.Carry: opcode = C; break;
                case ConditionCode.Zero: opcode = Z; break;
                case ConditionCode.NotZero: opcode = NZ; break;
                default: throw new NotSupportedException();
            }

            emitter.Emit(opcode, node.Result, null);
        }
开发者ID:Profi-Concept,项目名称:MOSA-Project,代码行数:33,代码来源:Setcc.cs


示例8: MovsdRegToMemory

        private static void MovsdRegToMemory(InstructionNode node, MachineCodeEmitter emitter)
        {
            Debug.Assert(node.Operand3.IsCPURegister);
            Debug.Assert(node.ResultCount == 0);
            Debug.Assert(!node.Operand3.IsConstant);

            // xmmreg1 to mem 1111 0010:0000 1111:0001 0001: mod xmmreg r/m
            var opcode = new OpcodeEncoder()
                .AppendNibble(Bits.b1111)                                       // 4:opcode
                .AppendNibble(Bits.b0010)                                       // 4:opcode
                .AppendNibble(Bits.b0000)                                       // 4:opcode
                .AppendNibble(Bits.b1111)                                       // 4:opcode
                .AppendNibble(Bits.b0001)                                       // 4:opcode
                .AppendNibble(Bits.b0001)                                       // 4:opcode

                // This opcode has a directionality bit, and it is set to 0
                // This means we must swap around operand1 and operand3, and set offsetDestination to false
                .ModRegRMSIBDisplacement(false, node.Operand3, node.Operand1, node.Operand2) // Mod-Reg-RM-?SIB-?Displacement
                .AppendConditionalIntegerValue(node.Operand1.IsLinkerResolved, 0);          // 32:memory

            if (node.Operand1.IsLinkerResolved)
                emitter.Emit(opcode, node.Operand1, (opcode.Size - 32) / 8);
            else
                emitter.Emit(opcode);
        }
开发者ID:tgiphil,项目名称:MOSA-Project,代码行数:25,代码来源:MovsdStore.cs


示例9: EmitFloatingPointConstants

        /// <summary>
        /// Emits the constant operands.
        /// </summary>
        /// <param name="node">The node.</param>
        protected void EmitFloatingPointConstants(InstructionNode node)
        {
            for (int i = 0; i < node.OperandCount; i++)
            {
                var operand = node.GetOperand(i);

                if (operand == null || !operand.IsConstant || !operand.IsR)
                    continue;

                if (operand.IsUnresolvedConstant)
                    continue;

                var v1 = AllocateVirtualRegister(operand.Type);

                var symbol = (operand.IsR4) ?
                    MethodCompiler.Linker.GetConstantSymbol(operand.ConstantSingleFloatingPoint)
                    : MethodCompiler.Linker.GetConstantSymbol(operand.ConstantDoubleFloatingPoint);

                var s1 = Operand.CreateLabel(operand.Type, symbol.Name);

                var before = new Context(node).InsertBefore();

                if (operand.IsR4)
                {
                    before.SetInstruction(X86.MovssLoad, InstructionSize.Size32, v1, s1, ConstantZero);
                }
                else
                {
                    before.SetInstruction(X86.MovsdLoad, InstructionSize.Size64, v1, s1, ConstantZero);
                }

                node.SetOperand(i, v1);
            }
        }
开发者ID:tgiphil,项目名称:MOSA-Project,代码行数:38,代码来源:FloatingPointStage.cs


示例10: MovImmediateToFixedMemory

        private static void MovImmediateToFixedMemory(InstructionNode node, MachineCodeEmitter emitter)
        {
            Debug.Assert(node.Operand1.IsConstant);
            Debug.Assert(node.Operand2.IsResolvedConstant);
            Debug.Assert(node.Operand3.IsConstant);

            // immediate to memory	1100 011w: mod 000 r/m : immediate data
            var opcode = new OpcodeEncoder()
                .AppendConditionalPrefix(node.Size == InstructionSize.Size16, 0x66)  // 8:prefix: 16bit
                .AppendNibble(Bits.b1100)                                       // 4:opcode
                .Append3Bits(Bits.b011)                                         // 3:opcode
                .AppendWidthBit(node.Size != InstructionSize.Size8)             // 1:width

                .AppendMod(Bits.b00)                                            // 2:mod (00)
                .Append3Bits(Bits.b000)                                         // 3:source (000)
                .AppendRM(node.Operand1)                                        // 3:r/m (destination)

                .AppendConditionalDisplacement(!node.Operand1.IsLinkerResolved, node.Operand1)   // 32:displacement value

                .AppendConditionalIntegerValue(node.Operand1.IsLinkerResolved, 0)  // 32:memory
                .AppendInteger(node.Operand3, node.Size);                       // 8/16/32:immediate

            if (node.Operand1.IsLinkerResolved && !node.Operand3.IsLinkerResolved)
                emitter.Emit(opcode, node.Operand1, 2, node.Operand2.ConstantSignedInteger);
            else if (node.Operand1.IsLinkerResolved && node.Operand3.IsLinkerResolved)
            {
                // fixme: trouble!
                throw new NotImplementCompilerException("not here");
            }
            else
                emitter.Emit(opcode);
        }
开发者ID:tgiphil,项目名称:MOSA-Project,代码行数:32,代码来源:MovStore.cs


示例11: Emit

        /// <summary>
        /// Emits the specified platform instruction.
        /// </summary>
        /// <param name="node">The node.</param>
        /// <param name="emitter">The emitter.</param>
        protected override void Emit(InstructionNode node, MachineCodeEmitter emitter)
        {
            Debug.Assert(node.Result == null);

            OpCode opCode = ComputeOpCode(null, node.Operand1, node.Operand2);
            emitter.Emit(opCode, node.Operand1, node.Operand2);
        }
开发者ID:Profi-Concept,项目名称:MOSA-Project,代码行数:12,代码来源:Ucomiss.cs


示例12: CmpXchg

        private static void CmpXchg(InstructionNode node, MachineCodeEmitter emitter)
        {
            Debug.Assert(node.Result.IsRegister);
            Debug.Assert(node.Operand1.IsRegister);
            Debug.Assert(node.Operand2.IsRegister);
            Debug.Assert(node.GetOperand(3).IsRegister);
            Debug.Assert(node.Result.Register == GeneralPurposeRegister.EAX);
            Debug.Assert(node.Operand1.Register == GeneralPurposeRegister.EAX);
            Debug.Assert(node.ResultCount == 1);

            var linkreference = node.Operand2.IsLabel || node.Operand2.IsField || node.Operand2.IsSymbol;

            // Compare EAX with r/m32. If equal, ZF is set and r32 is loaded into r/m32.
            // Else, clear ZF and load r/m32 into EAX.

            // memory, register 0000 1111 : 1011 000w : mod reg r/m
            var opcode = new OpcodeEncoder()
                .AppendConditionalPrefix(0x66, node.Size == InstructionSize.Size16)  // 8:prefix: 16bit
                .AppendNibble(Bits.b0000)                                       // 4:opcode
                .AppendNibble(Bits.b1111)                                       // 4:opcode
                .AppendNibble(Bits.b1011)                                       // 4:opcode
                .Append3Bits(Bits.b000)                                         // 3:opcode
                .AppendWidthBit(node.Size != InstructionSize.Size8)             // 1:width
                .ModRegRMSIBDisplacement(node.GetOperand(3), node.Operand2, node.Operand3) // Mod-Reg-RM-?SIB-?Displacement
                .AppendConditionalIntegerValue(0, linkreference);               // 32:memory

            if (linkreference)
                emitter.Emit(opcode, node.Operand1, (opcode.Size - 32) / 8);
            else
                emitter.Emit(opcode);
        }
开发者ID:Zahovay,项目名称:MOSA-Project,代码行数:31,代码来源:CmpXchgLoad.cs


示例13: Emit

 /// <summary>
 /// Emits the specified platform instruction.
 /// </summary>
 /// <param name="node">The node.</param>
 /// <param name="emitter">The emitter.</param>
 protected override void Emit(InstructionNode node, MachineCodeEmitter emitter)
 {
     if (node.Operand3.IsConstant)
     {
         emitter.Emit(C, node.Operand2, node.Result, node.Operand3);
     }
     else
     {
         emitter.Emit(RM, node.Operand2, node.Result);
     }
 }
开发者ID:Zahovay,项目名称:MOSA-Project,代码行数:16,代码来源:Shrd.cs


示例14: Emit

 /// <summary>
 /// Emits the specified platform instruction.
 /// </summary>
 /// <param name="node">The node.</param>
 /// <param name="emitter">The emitter.</param>
 protected override void Emit(InstructionNode node, MachineCodeEmitter emitter)
 {
     if (node.Operand1.IsConstant && node.Result.IsCPURegister)
     {
         MovFixedMemoryToReg(node, emitter);
     }
     else
     {
         MovMemoryToReg(node, emitter);
     }
 }
开发者ID:tgiphil,项目名称:MOSA-Project,代码行数:16,代码来源:MovLoad.cs


示例15: Emit

        /// <summary>
        /// Emits the specified platform instruction.
        /// </summary>
        /// <param name="node">The context.</param>
        /// <param name="emitter">The emitter.</param>
        protected override void Emit(InstructionNode node, MachineCodeEmitter emitter)
        {
            var opCode = ComputeOpCode(node.Size, node.Operand1, node.Operand2);

            if (node.Operand1.IsConstant)
            {
                emitter.Emit(opCode, node.Operand1, null);
            }
            else
            {
                emitter.Emit(opCode, null, null);
            }
        }
开发者ID:yonglehou,项目名称:MOSA-Project,代码行数:18,代码来源:In.cs


示例16: Emit

        /// <summary>
        /// Emits the specified platform instruction.
        /// </summary>
        /// <param name="node">The node.</param>
        /// <param name="emitter">The emitter.</param>
        protected override void Emit(InstructionNode node, MachineCodeEmitter emitter)
        {
            OpCode opCode = ComputeOpCode(node.Result, node.Operand1, null);

            if (node.Result.Register is ControlRegister)
            {
                emitter.Emit(opCode, node.Result, node.Operand1);
            }
            else
            {
                emitter.Emit(opCode, node.Operand1, node.Result);
            }
        }
开发者ID:Zahovay,项目名称:MOSA-Project,代码行数:18,代码来源:MovCR.cs


示例17: Emit

 /// <summary>
 /// Emits the specified platform instruction.
 /// </summary>
 /// <param name="node">The node.</param>
 /// <param name="emitter">The emitter.</param>
 protected override void Emit(InstructionNode node, MachineCodeEmitter emitter)
 {
     if (node.Operand1.IsConstant && node.Operand3.IsConstant)
     {
         MovImmediateToFixedMemory(node, emitter);
     }
     else if (node.Operand3.IsConstant || node.Operand3.IsLabel || node.Operand3.IsField || node.Operand3.IsSymbol)
     {
         MovImmediateToMemory(node, emitter);
     }
     else
     {
         MovRegToMemory(node, emitter);
     }
 }
开发者ID:Zahovay,项目名称:MOSA-Project,代码行数:20,代码来源:MovStore.cs


示例18: LoadFirstOperandIntoRegister

        private void LoadFirstOperandIntoRegister(InstructionNode node)
        {
            // load into a register
            Operand operand = node.Operand1;

            Operand register = AllocateVirtualRegister(operand.Type);
            node.Operand1 = register;

            var move = GetMove(register, operand);
            var size = GetInstructionSize(operand.Type);

            var newNode = new InstructionNode(move, register, operand);
            newNode.Size = size;
            node.Previous.Insert(newNode);
        }
开发者ID:yonglehou,项目名称:MOSA-Project,代码行数:15,代码来源:FloatingPointStage.cs


示例19: EmitDataProcessingInstruction

 /// <summary>
 /// Emits the data processing instruction.
 /// </summary>
 /// <param name="node">The node.</param>
 /// <param name="emitter">The emitter.</param>
 /// <param name="opcode">The opcode.</param>
 /// <exception cref="InvalidCompilerException"></exception>
 protected void EmitDataProcessingInstruction(InstructionNode node, MachineCodeEmitter emitter, byte opcode)
 {
     if (node.Operand2.IsCPURegister && node.Operand3.IsShift)
     {
         emitter.EmitInstructionWithRegister(node.ConditionCode, opcode, node.UpdateStatus, node.Operand1.Register.Index, node.Result.Register.Index, node.Operand3.ShiftType, node.Operand2.Register.Index);
     }
     else if (node.Operand2.IsConstant && node.Operand3.IsConstant)
     {
         emitter.EmitInstructionWithImmediate(node.ConditionCode, opcode, node.UpdateStatus, node.Operand1.Register.Index, node.Result.Register.Index, (int)node.Operand2.ConstantSignedLongInteger, (int)node.Operand3.ConstantSignedLongInteger);
     }
     else
     {
         throw new InvalidCompilerException();
     }
 }
开发者ID:tgiphil,项目名称:MOSA-Project,代码行数:22,代码来源:ARMv6Instruction.cs


示例20: LeaAddress

        private static void LeaAddress(InstructionNode node, MachineCodeEmitter emitter)
        {
            Debug.Assert(node.Result.IsCPURegister);

            // LEA – Load Effective Address 1000 1101 : modA reg r/m
            var opcode = new OpcodeEncoder()
                .AppendConditionalPrefix(node.Size == InstructionSize.Size16, 0x66)  // 8:prefix: 16bit
                .AppendNibble(Bits.b1000)                                       // 4:opcode
                .AppendNibble(Bits.b1101)                                       // 3:opcode
                .ModRegRMSIBDisplacement(false, node.Result, node.Operand1, node.Operand2) // Mod-Reg-RM-?SIB-?Displacement
                .AppendConditionalIntegerValue(node.Operand1.IsLinkerResolved, 0);               // 32:memory

            if (node.Operand1.IsLinkerResolved)
                emitter.Emit(opcode, node.Operand1, (opcode.Size - 32) / 8);
            else
                emitter.Emit(opcode);
        }
开发者ID:tgiphil,项目名称:MOSA-Project,代码行数:17,代码来源:Lea.cs



注:本文中的Mosa.Compiler.Framework.InstructionNode类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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