OpCodes OpCodes OpCodes OpCodes Class

定义

通过 ILGenerator 类成员(例如 Emit(OpCode))为发出提供 Microsoft 中间语言 (MSIL) 指令的字段表示形式。Provides field representations of the Microsoft Intermediate Language (MSIL) instructions for emission by the ILGenerator class members (such as Emit(OpCode)).

public ref class OpCodes
[System.Runtime.InteropServices.ComVisible(true)]
public class OpCodes
type OpCodes = class
Public Class OpCodes
继承
OpCodesOpCodesOpCodesOpCodes
属性

示例

下面的示例演示如何使用 ILGenerator 将 @no__t 的动态方法发出到 MethodBuilderThe following example demonstrates the construction of a dynamic method using ILGenerator to emit OpCodes into a MethodBuilder.

using namespace System;
using namespace System::Threading;
using namespace System::Reflection;
using namespace System::Reflection::Emit;
Type^ CreateDynamicType()
{
   array<Type^>^ctorParams = {int::typeid,int::typeid};
   AppDomain^ myDomain = Thread::GetDomain();
   AssemblyName^ myAsmName = gcnew AssemblyName;
   myAsmName->Name = "MyDynamicAssembly";
   AssemblyBuilder^ myAsmBuilder = myDomain->DefineDynamicAssembly( myAsmName, AssemblyBuilderAccess::Run );
   ModuleBuilder^ pointModule = myAsmBuilder->DefineDynamicModule( "PointModule", "Point.dll" );
   TypeBuilder^ pointTypeBld = pointModule->DefineType( "Point", TypeAttributes::Public );
   FieldBuilder^ xField = pointTypeBld->DefineField( "x", int::typeid, FieldAttributes::Public );
   FieldBuilder^ yField = pointTypeBld->DefineField( "y", int::typeid, FieldAttributes::Public );
   Type^ objType = Type::GetType( "System.Object" );
   ConstructorInfo^ objCtor = objType->GetConstructor( gcnew array<Type^>(0) );
   ConstructorBuilder^ pointCtor = pointTypeBld->DefineConstructor( MethodAttributes::Public, CallingConventions::Standard, ctorParams );
   ILGenerator^ ctorIL = pointCtor->GetILGenerator();
   
   // First, you build the constructor.
   ctorIL->Emit( OpCodes::Ldarg_0 );
   ctorIL->Emit( OpCodes::Call, objCtor );
   ctorIL->Emit( OpCodes::Ldarg_0 );
   ctorIL->Emit( OpCodes::Ldarg_1 );
   ctorIL->Emit( OpCodes::Stfld, xField );
   ctorIL->Emit( OpCodes::Ldarg_0 );
   ctorIL->Emit( OpCodes::Ldarg_2 );
   ctorIL->Emit( OpCodes::Stfld, yField );
   ctorIL->Emit( OpCodes::Ret );
   
   //  Now, you'll build a method to output some information on the
   // inside your dynamic class. This method will have the following
   // definition in C#:
   //  public void WritePoint()
   MethodBuilder^ writeStrMthd = pointTypeBld->DefineMethod( "WritePoint", MethodAttributes::Public, void::typeid, nullptr );
   ILGenerator^ writeStrIL = writeStrMthd->GetILGenerator();
   
   // The below ILGenerator created demonstrates a few ways to create
   // String* output through STDIN.
   // ILGenerator::EmitWriteLine(String*) will generate a ldstr and a
   // call to WriteLine for you.
   writeStrIL->EmitWriteLine( "The value of this current instance is:" );
   
   // Here, you will do the hard work yourself. First, you need to create
   // the String* we will be passing and obtain the correct WriteLine overload
   // for said String*. In the below case, you are substituting in two values,
   // so the chosen overload is Console::WriteLine(String*, Object*, Object*).
   String^ inStr = "( {0}, {1})";
   array<Type^>^wlParams = {String::typeid,Object::typeid,Object::typeid};
   
   // We need the MethodInfo to pass into EmitCall later.
   MethodInfo^ writeLineMI = Console::typeid->GetMethod( "WriteLine", wlParams );
   
   // Push the String* with the substitutions onto the stack.
   // This is the first argument for WriteLine - the String* one.
   writeStrIL->Emit( OpCodes::Ldstr, inStr );
   
   // Since the second argument is an Object*, and it corresponds to
   // to the substitution for the value of our integer field, you
   // need to box that field to an Object*. First, push a reference
   // to the current instance, and then push the value stored in
   // field 'x'. We need the reference to the current instance (stored
   // in local argument index 0) so Ldfld can load from the correct
   // instance (this one).
   writeStrIL->Emit( OpCodes::Ldarg_0 );
   writeStrIL->Emit( OpCodes::Ldfld, xField );
   
   // Now, we execute the box opcode, which pops the value of field 'x',
   // returning a reference to the integer value boxed as an Object*.
   writeStrIL->Emit( OpCodes::Box, int::typeid );
   
   // Atop the stack, you'll find our String* inStr, followed by a reference
   // to the boxed value of 'x'. Now, you need to likewise box field 'y'.
   writeStrIL->Emit( OpCodes::Ldarg_0 );
   writeStrIL->Emit( OpCodes::Ldfld, yField );
   writeStrIL->Emit( OpCodes::Box, int::typeid );
   
   // Now, you have all of the arguments for your call to
   // Console::WriteLine(String*, Object*, Object*) atop the stack:
   // the String* InStr, a reference to the boxed value of 'x', and
   // a reference to the boxed value of 'y'.
   // Call Console::WriteLine(String*, Object*, Object*) with EmitCall.
   writeStrIL->EmitCall( OpCodes::Call, writeLineMI, nullptr );
   
   // Lastly, EmitWriteLine can also output the value of a field
   // using the overload EmitWriteLine(FieldInfo).
   writeStrIL->EmitWriteLine( "The value of 'x' is:" );
   writeStrIL->EmitWriteLine( xField );
   writeStrIL->EmitWriteLine( "The value of 'y' is:" );
   writeStrIL->EmitWriteLine( yField );
   
   // Since we return no value (void), the ret opcode will not
   // return the top stack value.
   writeStrIL->Emit( OpCodes::Ret );
   return pointTypeBld->CreateType();
}

int main()
{
   array<Object^>^ctorParams = gcnew array<Object^>(2);
   Console::Write( "Enter a integer value for X: " );
   String^ myX = Console::ReadLine();
   Console::Write( "Enter a integer value for Y: " );
   String^ myY = Console::ReadLine();
   Console::WriteLine( "---" );
   ctorParams[ 0 ] = Convert::ToInt32( myX );
   ctorParams[ 1 ] = Convert::ToInt32( myY );
   Type^ ptType = CreateDynamicType();
   Object^ ptInstance = Activator::CreateInstance( ptType, ctorParams );
   ptType->InvokeMember( "WritePoint", BindingFlags::InvokeMethod, nullptr, ptInstance, gcnew array<Object^>(0) );
}


using System;
using System.Threading;
using System.Reflection;
using System.Reflection.Emit;

class EmitWriteLineDemo {

   public static Type CreateDynamicType() {       
       Type[] ctorParams = new Type[] {typeof(int),
                   typeof(int)};
    
       AppDomain myDomain = Thread.GetDomain();
       AssemblyName myAsmName = new AssemblyName();
       myAsmName.Name = "MyDynamicAssembly";

       AssemblyBuilder myAsmBuilder = myDomain.DefineDynamicAssembly(
                      myAsmName, 
                      AssemblyBuilderAccess.Run);

       ModuleBuilder pointModule = myAsmBuilder.DefineDynamicModule("PointModule",
                                    "Point.dll");

       TypeBuilder pointTypeBld = pointModule.DefineType("Point",
                                  TypeAttributes.Public);

       FieldBuilder xField = pointTypeBld.DefineField("x", typeof(int),
                                                      FieldAttributes.Public);
       FieldBuilder yField = pointTypeBld.DefineField("y", typeof(int), 
                                                      FieldAttributes.Public);


       Type objType = Type.GetType("System.Object"); 
       ConstructorInfo objCtor = objType.GetConstructor(new Type[0]);

       ConstructorBuilder pointCtor = pointTypeBld.DefineConstructor(
                                   MethodAttributes.Public,
                                   CallingConventions.Standard,
                                   ctorParams);
       ILGenerator ctorIL = pointCtor.GetILGenerator();


       // First, you build the constructor.
       ctorIL.Emit(OpCodes.Ldarg_0);
       ctorIL.Emit(OpCodes.Call, objCtor);
       ctorIL.Emit(OpCodes.Ldarg_0);
       ctorIL.Emit(OpCodes.Ldarg_1);
       ctorIL.Emit(OpCodes.Stfld, xField); 
       ctorIL.Emit(OpCodes.Ldarg_0);
       ctorIL.Emit(OpCodes.Ldarg_2);
       ctorIL.Emit(OpCodes.Stfld, yField); 
       ctorIL.Emit(OpCodes.Ret); 

       //  Now, you'll build a method to output some information on the
       // inside your dynamic class. This method will have the following
       // definition in C#:
    //  public void WritePoint()
      
       MethodBuilder writeStrMthd = pointTypeBld.DefineMethod(
                                     "WritePoint", 
                             MethodAttributes.Public,
                                             typeof(void), 
                                             null);

       
       ILGenerator writeStrIL = writeStrMthd.GetILGenerator();
      
       // The below ILGenerator created demonstrates a few ways to create
       // string output through STDIN. 

       // ILGenerator.EmitWriteLine(string) will generate a ldstr and a 
       // call to WriteLine for you.

       writeStrIL.EmitWriteLine("The value of this current instance is:");

       // Here, you will do the hard work yourself. First, you need to create
       // the string we will be passing and obtain the correct WriteLine overload
       // for said string. In the below case, you are substituting in two values,
       // so the chosen overload is Console.WriteLine(string, object, object).

       String inStr = "({0}, {1})";
       Type[] wlParams = new Type[] {typeof(string),
                     typeof(object),
                     typeof(object)};

       // We need the MethodInfo to pass into EmitCall later.

       MethodInfo writeLineMI = typeof(Console).GetMethod(
                            "WriteLine",
                        wlParams);

       // Push the string with the substitutions onto the stack.
       // This is the first argument for WriteLine - the string one. 

       writeStrIL.Emit(OpCodes.Ldstr, inStr);

       // Since the second argument is an object, and it corresponds to
       // to the substitution for the value of our integer field, you 
       // need to box that field to an object. First, push a reference
       // to the current instance, and then push the value stored in
       // field 'x'. We need the reference to the current instance (stored
       // in local argument index 0) so Ldfld can load from the correct
       // instance (this one).

       writeStrIL.Emit(OpCodes.Ldarg_0);
       writeStrIL.Emit(OpCodes.Ldfld, xField);

       // Now, we execute the box opcode, which pops the value of field 'x',
       // returning a reference to the integer value boxed as an object.

       writeStrIL.Emit(OpCodes.Box, typeof(int));

       // Atop the stack, you'll find our string inStr, followed by a reference
       // to the boxed value of 'x'. Now, you need to likewise box field 'y'.

       writeStrIL.Emit(OpCodes.Ldarg_0);
       writeStrIL.Emit(OpCodes.Ldfld, yField);
       writeStrIL.Emit(OpCodes.Box, typeof(int));

       // Now, you have all of the arguments for your call to
       // Console.WriteLine(string, object, object) atop the stack:
       // the string InStr, a reference to the boxed value of 'x', and
       // a reference to the boxed value of 'y'.

       // Call Console.WriteLine(string, object, object) with EmitCall.

       writeStrIL.EmitCall(OpCodes.Call, writeLineMI, null);

       // Lastly, EmitWriteLine can also output the value of a field
       // using the overload EmitWriteLine(FieldInfo).

       writeStrIL.EmitWriteLine("The value of 'x' is:");
       writeStrIL.EmitWriteLine(xField);
       writeStrIL.EmitWriteLine("The value of 'y' is:");
       writeStrIL.EmitWriteLine(yField);

       // Since we return no value (void), the ret opcode will not
       // return the top stack value.

       writeStrIL.Emit(OpCodes.Ret);
      
       return pointTypeBld.CreateType();

   }

   public static void Main() {

      object[] ctorParams = new object[2];

      Console.Write("Enter a integer value for X: "); 
      string myX = Console.ReadLine();
      Console.Write("Enter a integer value for Y: "); 
      string myY = Console.ReadLine();

      Console.WriteLine("---");

      ctorParams[0] = Convert.ToInt32(myX);
      ctorParams[1] = Convert.ToInt32(myY);

      Type ptType = CreateDynamicType();
  
      object ptInstance = Activator.CreateInstance(ptType, ctorParams);
      ptType.InvokeMember("WritePoint",
              BindingFlags.InvokeMethod,
              null,
              ptInstance,
              new object[0]);
   }
}


Imports System.Threading
Imports System.Reflection
Imports System.Reflection.Emit

 _

Class EmitWriteLineDemo
   
   
   Public Shared Function CreateDynamicType() As Type

      Dim ctorParams() As Type = {GetType(Integer), GetType(Integer)}
      
      Dim myDomain As AppDomain = Thread.GetDomain()
      Dim myAsmName As New AssemblyName()
      myAsmName.Name = "MyDynamicAssembly"
      
      Dim myAsmBuilder As AssemblyBuilder = myDomain.DefineDynamicAssembly(myAsmName, AssemblyBuilderAccess.RunAndSave)
      
      Dim pointModule As ModuleBuilder = myAsmBuilder.DefineDynamicModule("PointModule", "Point.dll")
      
      Dim pointTypeBld As TypeBuilder = pointModule.DefineType("Point", _
                                   TypeAttributes.Public)
      
      Dim xField As FieldBuilder = pointTypeBld.DefineField("x", _
                                GetType(Integer), _
                                FieldAttributes.Public)
      Dim yField As FieldBuilder = pointTypeBld.DefineField("y", _
                                GetType(Integer), _
                                FieldAttributes.Public)
      
      
      Dim objType As Type = Type.GetType("System.Object")
      Dim objCtor As ConstructorInfo = objType.GetConstructor(New Type(){})
      
      Dim pointCtor As ConstructorBuilder = pointTypeBld.DefineConstructor( _
                             MethodAttributes.Public, _
                             CallingConventions.Standard, _
                             ctorParams)
      Dim ctorIL As ILGenerator = pointCtor.GetILGenerator()
      
      
      ' First, you build the constructor.

      ctorIL.Emit(OpCodes.Ldarg_0)
      ctorIL.Emit(OpCodes.Call, objCtor)
      ctorIL.Emit(OpCodes.Ldarg_0)
      ctorIL.Emit(OpCodes.Ldarg_1)
      ctorIL.Emit(OpCodes.Stfld, xField)
      ctorIL.Emit(OpCodes.Ldarg_0)
      ctorIL.Emit(OpCodes.Ldarg_2)
      ctorIL.Emit(OpCodes.Stfld, yField)
      ctorIL.Emit(OpCodes.Ret)
      
      '  Now, you'll build a method to output some information on the
      ' inside your dynamic class. This method will have the following
      ' definition in C#:
      '  Public Sub WritePoint() 

      Dim writeStrMthd As MethodBuilder = pointTypeBld.DefineMethod("WritePoint", _
                                    MethodAttributes.Public, _
                                    Nothing, Nothing)
      
      Dim writeStrIL As ILGenerator = writeStrMthd.GetILGenerator()
      
      ' The below ILGenerator created demonstrates a few ways to create
      ' string output through STDIN. 
      ' ILGenerator.EmitWriteLine(string) will generate a ldstr and a 
      ' call to WriteLine for you.

      writeStrIL.EmitWriteLine("The value of this current instance is:")
      
      ' Here, you will do the hard work yourself. First, you need to create
      ' the string we will be passing and obtain the correct WriteLine overload
      ' for said string. In the below case, you are substituting in two values,
      ' so the chosen overload is Console.WriteLine(string, object, object).

      Dim inStr As [String] = "({0}, {1})"
      Dim wlParams() As Type = {GetType(String), GetType(Object), GetType(Object)}
      
      ' We need the MethodInfo to pass into EmitCall later.

      Dim writeLineMI As MethodInfo = GetType(Console).GetMethod("WriteLine", wlParams)
      
      ' Push the string with the substitutions onto the stack.
      ' This is the first argument for WriteLine - the string one. 

      writeStrIL.Emit(OpCodes.Ldstr, inStr)
      
      ' Since the second argument is an object, and it corresponds to
      ' to the substitution for the value of our integer field, you 
      ' need to box that field to an object. First, push a reference
      ' to the current instance, and then push the value stored in
      ' field 'x'. We need the reference to the current instance (stored
      ' in local argument index 0) so Ldfld can load from the correct
      ' instance (this one).

      writeStrIL.Emit(OpCodes.Ldarg_0)
      writeStrIL.Emit(OpCodes.Ldfld, xField)
      
      ' Now, we execute the box opcode, which pops the value of field 'x',
      ' returning a reference to the integer value boxed as an object.

      writeStrIL.Emit(OpCodes.Box, GetType(Integer))
      
      ' Atop the stack, you'll find our string inStr, followed by a reference
      ' to the boxed value of 'x'. Now, you need to likewise box field 'y'.

      writeStrIL.Emit(OpCodes.Ldarg_0)
      writeStrIL.Emit(OpCodes.Ldfld, yField)
      writeStrIL.Emit(OpCodes.Box, GetType(Integer))
      
      ' Now, you have all of the arguments for your call to
      ' Console.WriteLine(string, object, object) atop the stack:
      ' the string InStr, a reference to the boxed value of 'x', and
      ' a reference to the boxed value of 'y'.
      ' Call Console.WriteLine(string, object, object) with EmitCall.

      writeStrIL.EmitCall(OpCodes.Call, writeLineMI, Nothing)
      
      ' Lastly, EmitWriteLine can also output the value of a field
      ' using the overload EmitWriteLine(FieldInfo).

      writeStrIL.EmitWriteLine("The value of 'x' is:")
      writeStrIL.EmitWriteLine(xField)
      writeStrIL.EmitWriteLine("The value of 'y' is:")
      writeStrIL.EmitWriteLine(yField)
      
      ' Since we return no value (void), the ret opcode will not
      ' return the top stack value.

      writeStrIL.Emit(OpCodes.Ret)
      
      Return pointTypeBld.CreateType()

   End Function 'CreateDynamicType
    
   
   Public Shared Sub Main()
      
      Dim ctorParams(1) As Object
      
      Console.Write("Enter a integer value for X: ")
      Dim myX As String = Console.ReadLine()
      Console.Write("Enter a integer value for Y: ")
      Dim myY As String = Console.ReadLine()
      
      Console.WriteLine("---")
      
      ctorParams(0) = Convert.ToInt32(myX)
      ctorParams(1) = Convert.ToInt32(myY)
      
      Dim ptType As Type = CreateDynamicType()

      Dim ptInstance As Object = Activator.CreateInstance(ptType, ctorParams)

      ptType.InvokeMember("WritePoint", _
              BindingFlags.InvokeMethod, _
              Nothing, ptInstance, Nothing)

   End Sub

End Class

注解

有关成员操作码的详细说明,请参阅公共语言基础结构(CLI)文档,尤其是 "第三部分:CIL 指令集 "和" 第二部分:元数据定义和语义 "。For a detailed description of the member opcodes, see the Common Language Infrastructure (CLI) documentation, especially "Partition III: CIL Instruction Set" and "Partition II: Metadata Definition and Semantics". 可联机获取该文档;请参阅 MSDN 上的 ECMA C# 和公共语言基础结构标准和 Ecma International 网站上的标准 ECMA-335 - 公共语言基础结构 (CLI)The documentation is available online; see ECMA C# and Common Language Infrastructure Standards on MSDN and Standard ECMA-335 - Common Language Infrastructure (CLI) on the Ecma International Web site.

字段

Add Add Add Add

将两个值相加并将结果推送到计算堆栈上。Adds two values and pushes the result onto the evaluation stack.

Add_Ovf Add_Ovf Add_Ovf Add_Ovf

将两个整数相加,执行溢出检查,并且将结果推送到计算堆栈上。Adds two integers, performs an overflow check, and pushes the result onto the evaluation stack.

Add_Ovf_Un Add_Ovf_Un Add_Ovf_Un Add_Ovf_Un

将两个无符号整数值相加,执行溢出检查,并且将结果推送到计算堆栈上。Adds two unsigned integer values, performs an overflow check, and pushes the result onto the evaluation stack.

And And And And

计算两个值的按位“与”并将结果推送到计算堆栈上。Computes the bitwise AND of two values and pushes the result onto the evaluation stack.

Arglist Arglist Arglist Arglist

返回指向当前方法的参数列表的非托管指针。Returns an unmanaged pointer to the argument list of the current method.

Beq Beq Beq Beq

如果两个值相等,则将控制转移到目标指令。Transfers control to a target instruction if two values are equal.

Beq_S Beq_S Beq_S Beq_S

如果两个值相等,则将控制转移到目标指令(短格式)。Transfers control to a target instruction (short form) if two values are equal.

Bge Bge Bge Bge

如果第一个值大于或等于第二个值,则将控制转移到目标指令。Transfers control to a target instruction if the first value is greater than or equal to the second value.

Bge_S Bge_S Bge_S Bge_S

如果第一个值大于或等于第二个值,则将控制转移到目标指令(短格式)。Transfers control to a target instruction (short form) if the first value is greater than or equal to the second value.

Bge_Un Bge_Un Bge_Un Bge_Un

当比较无符号整数值或未经排序的浮点值时,如果第一个值大于第二个值,则将控制转移到目标指令。Transfers control to a target instruction if the first value is greater than the second value, when comparing unsigned integer values or unordered float values.

Bge_Un_S Bge_Un_S Bge_Un_S Bge_Un_S

当比较无符号整数值或未经排序的浮点值时,如果第一个值大于第二个值,则将控制转移到目标指令(短格式)。Transfers control to a target instruction (short form) if the first value is greater than the second value, when comparing unsigned integer values or unordered float values.

Bgt Bgt Bgt Bgt

如果第一个值大于第二个值,则将控制转移到目标指令。Transfers control to a target instruction if the first value is greater than the second value.

Bgt_S Bgt_S Bgt_S Bgt_S

如果第一个值大于第二个值,则将控制转移到目标指令(短格式)。Transfers control to a target instruction (short form) if the first value is greater than the second value.

Bgt_Un Bgt_Un Bgt_Un Bgt_Un

当比较无符号整数值或未经排序的浮点值时,如果第一个值大于第二个值,则将控制转移到目标指令。Transfers control to a target instruction if the first value is greater than the second value, when comparing unsigned integer values or unordered float values.

Bgt_Un_S Bgt_Un_S Bgt_Un_S Bgt_Un_S

当比较无符号整数值或未经排序的浮点值时,如果第一个值大于第二个值,则将控制转移到目标指令(短格式)。Transfers control to a target instruction (short form) if the first value is greater than the second value, when comparing unsigned integer values or unordered float values.

Ble Ble Ble Ble

如果第一个值小于或等于第二个值,则将控制转移到目标指令。Transfers control to a target instruction if the first value is less than or equal to the second value.

Ble_S Ble_S Ble_S Ble_S

如果第一个值小于或等于第二个值,则将控制转移到目标指令(短格式)。Transfers control to a target instruction (short form) if the first value is less than or equal to the second value.

Ble_Un Ble_Un Ble_Un Ble_Un

当比较无符号整数值或未经排序的浮点值时,如果第一个值小于或等于第二个值,则将控制转移到目标指令。Transfers control to a target instruction if the first value is less than or equal to the second value, when comparing unsigned integer values or unordered float values.

Ble_Un_S Ble_Un_S Ble_Un_S Ble_Un_S

当比较无符号整数值或未经排序的浮点值时,如果第一个值小于或等于第二个值,则将控制转移到目标指令(短格式)。Transfers control to a target instruction (short form) if the first value is less than or equal to the second value, when comparing unsigned integer values or unordered float values.

Blt Blt Blt Blt

如果第一个值小于第二个值,则将控制转移到目标指令。Transfers control to a target instruction if the first value is less than the second value.

Blt_S Blt_S Blt_S Blt_S

如果第一个值小于第二个值,则将控制转移到目标指令(短格式)。Transfers control to a target instruction (short form) if the first value is less than the second value.

Blt_Un Blt_Un Blt_Un Blt_Un

当比较无符号整数值或未经排序的浮点值时,如果第一个值小于第二个值,则将控制转移到目标指令。Transfers control to a target instruction if the first value is less than the second value, when comparing unsigned integer values or unordered float values.

Blt_Un_S Blt_Un_S Blt_Un_S Blt_Un_S

当比较无符号整数值或未经排序的浮点值时,如果第一个值小于第二个值,则将控制转移到目标指令(短格式)。Transfers control to a target instruction (short form) if the first value is less than the second value, when comparing unsigned integer values or unordered float values.

Bne_Un Bne_Un Bne_Un Bne_Un

当两个无符号整数值或未经排序的浮点值不相等时,将控制转移到目标指令。Transfers control to a target instruction when two unsigned integer values or unordered float values are not equal.

Bne_Un_S Bne_Un_S Bne_Un_S Bne_Un_S

当两个无符号整数值或未经排序的浮点值不相等时,将控制转移到目标指令(短格式)。Transfers control to a target instruction (short form) when two unsigned integer values or unordered float values are not equal.

Box Box Box Box

将值类转换为对象引用(O 类型)。Converts a value type to an object reference (type O).

Br Br Br Br

无条件地将控制转移到目标指令。Unconditionally transfers control to a target instruction.

Break Break Break Break

向公共语言结构 (CLI) 发出信号以通知调试器已撞上了一个断点。Signals the Common Language Infrastructure (CLI) to inform the debugger that a break point has been tripped.

Brfalse Brfalse Brfalse Brfalse

如果 valuefalse、空引用(Visual Basic 中的 Nothing)或零,则将控制转移到目标指令。Transfers control to a target instruction if value is false, a null reference (Nothing in Visual Basic), or zero.

Brfalse_S Brfalse_S Brfalse_S Brfalse_S

如果 valuefalse、空引用或零,则将控制转移到目标指令。Transfers control to a target instruction if value is false, a null reference, or zero.

Brtrue Brtrue Brtrue Brtrue

如果 valuetrue、非空或非零,则将控制转移到目标指令。Transfers control to a target instruction if value is true, not null, or non-zero.

Brtrue_S Brtrue_S Brtrue_S Brtrue_S

如果 valuetrue、非空或非零,则将控制转移到目标指令(短格式)。Transfers control to a target instruction (short form) if value is true, not null, or non-zero.

Br_S Br_S Br_S Br_S

无条件地将控制转移到目标指令(短格式)。Unconditionally transfers control to a target instruction (short form).

Call Call Call Call

调用由传递的方法说明符指示的方法。Calls the method indicated by the passed method descriptor.

Calli Calli Calli Calli

通过调用约定描述的参数调用在计算堆栈上指示的方法(作为指向入口点的指针)。Calls the method indicated on the evaluation stack (as a pointer to an entry point) with arguments described by a calling convention.

Callvirt Callvirt Callvirt Callvirt

对对象调用后期绑定方法,并且将返回值推送到计算堆栈上。Calls a late-bound method on an object, pushing the return value onto the evaluation stack.

Castclass Castclass Castclass Castclass

尝试将引用传递的对象转换为指定的类。Attempts to cast an object passed by reference to the specified class.

Ceq Ceq Ceq Ceq

比较两个值。Compares two values. 如果这两个值相等,则将整数值 1 (int32) 推送到计算堆栈上;否则,将 0 (int32) 推送到计算堆栈上。If they are equal, the integer value 1 (int32) is pushed onto the evaluation stack; otherwise 0 (int32) is pushed onto the evaluation stack.

Cgt Cgt Cgt Cgt

比较两个值。Compares two values. 如果第一个值大于第二个值,则将整数值 1 (int32) 推送到计算堆栈上;反之,将 0 (int32) 推送到计算堆栈上。If the first value is greater than the second, the integer value 1 (int32) is pushed onto the evaluation stack; otherwise 0 (int32) is pushed onto the evaluation stack.

Cgt_Un Cgt_Un Cgt_Un Cgt_Un

比较两个无符号的或未经排序的值。Compares two unsigned or unordered values. 如果第一个值大于第二个值,则将整数值 1 (int32) 推送到计算堆栈上;反之,将 0 (int32) 推送到计算堆栈上。If the first value is greater than the second, the integer value 1 (int32) is pushed onto the evaluation stack; otherwise 0 (int32) is pushed onto the evaluation stack.

Ckfinite Ckfinite Ckfinite Ckfinite

如果值不是有限数,则引发 ArithmeticExceptionThrows ArithmeticException if value is not a finite number.

Clt Clt Clt Clt

比较两个值。Compares two values. 如果第一个值小于第二个值,则将整数值 1 (int32) 推送到计算堆栈上;反之,将 0 (int32) 推送到计算堆栈上。If the first value is less than the second, the integer value 1 (int32) is pushed onto the evaluation stack; otherwise 0 (int32) is pushed onto the evaluation stack.

Clt_Un Clt_Un Clt_Un Clt_Un

比较无符号的或不可排序的值 value1value2Compares the unsigned or unordered values value1 and value2. 如果 value1 小于 value2,则将整数值 1 (int32 ) 推送到计算堆栈上;反之,将 0 ( int32 ) 推送到计算堆栈上。If value1 is less than value2, then the integer value 1 (int32) is pushed onto the evaluation stack; otherwise 0 (int32) is pushed onto the evaluation stack.

Constrained Constrained Constrained Constrained

约束要对其进行虚方法调用的类型。Constrains the type on which a virtual method call is made.

Conv_I Conv_I Conv_I Conv_I

将位于计算堆栈顶部的值转换为 native intConverts the value on top of the evaluation stack to native int.

Conv_I1 Conv_I1 Conv_I1 Conv_I1

将位于计算堆栈顶部的值转换为 int8,然后将其扩展(填充)为 int32Converts the value on top of the evaluation stack to int8, then extends (pads) it to int32.

Conv_I2 Conv_I2 Conv_I2 Conv_I2

将位于计算堆栈顶部的值转换为 int16,然后将其扩展(填充)为 int32Converts the value on top of the evaluation stack to int16, then extends (pads) it to int32.

Conv_I4 Conv_I4 Conv_I4 Conv_I4

将位于计算堆栈顶部的值转换为 int32Converts the value on top of the evaluation stack to int32.

Conv_I8 Conv_I8 Conv_I8 Conv_I8

将位于计算堆栈顶部的值转换为 int64Converts the value on top of the evaluation stack to int64.

Conv_Ovf_I Conv_Ovf_I Conv_Ovf_I Conv_Ovf_I

将位于计算堆栈顶部的有符号值转换为有符号 native int,并在溢出时引发 OverflowExceptionConverts the signed value on top of the evaluation stack to signed native int, throwing OverflowException on overflow.

Conv_Ovf_I1 Conv_Ovf_I1 Conv_Ovf_I1 Conv_Ovf_I1

将位于计算堆栈顶部的有符号值转换为有符号的 int8 并将其扩展为 int32,并在溢出时引发 OverflowExceptionConverts the signed value on top of the evaluation stack to signed int8 and extends it to int32, throwing OverflowException on overflow.

Conv_Ovf_I1_Un Conv_Ovf_I1_Un Conv_Ovf_I1_Un Conv_Ovf_I1_Un

将位于计算堆栈顶部的无符号值转换为有符号 int8 并将其扩展为 int32,并在溢出时引发 OverflowExceptionConverts the unsigned value on top of the evaluation stack to signed int8 and extends it to int32, throwing OverflowException on overflow.

Conv_Ovf_I2 Conv_Ovf_I2 Conv_Ovf_I2 Conv_Ovf_I2

将位于计算堆栈顶部的有符号值转换为有符号 int16 并将其扩展为 int32,并在溢出时引发 OverflowExceptionConverts the signed value on top of the evaluation stack to signed int16 and extending it to int32, throwing OverflowException on overflow.

Conv_Ovf_I2_Un Conv_Ovf_I2_Un Conv_Ovf_I2_Un Conv_Ovf_I2_Un

将位于计算堆栈顶部的无符号值转换为有符号 int16 并将其扩展为 int32,并在溢出时引发 OverflowExceptionConverts the unsigned value on top of the evaluation stack to signed int16 and extends it to int32, throwing OverflowException on overflow.

Conv_Ovf_I4 Conv_Ovf_I4 Conv_Ovf_I4 Conv_Ovf_I4

将位于计算堆栈顶部的有符号值转换为有符号 int32,并在溢出时引发 OverflowExceptionConverts the signed value on top of the evaluation stack to signed int32, throwing OverflowException on overflow.

Conv_Ovf_I4_Un Conv_Ovf_I4_Un Conv_Ovf_I4_Un Conv_Ovf_I4_Un

将位于计算堆栈顶部的无符号值转换为有符号 int32,并在溢出时引发 OverflowExceptionConverts the unsigned value on top of the evaluation stack to signed int32, throwing OverflowException on overflow.

Conv_Ovf_I8 Conv_Ovf_I8 Conv_Ovf_I8 Conv_Ovf_I8

将位于计算堆栈顶部的有符号值转换为有符号 int64,并在溢出时引发 OverflowExceptionConverts the signed value on top of the evaluation stack to signed int64, throwing OverflowException on overflow.

Conv_Ovf_I8_Un Conv_Ovf_I8_Un Conv_Ovf_I8_Un Conv_Ovf_I8_Un

将位于计算堆栈顶部的无符号值转换为有符号 int64,并在溢出时引发 OverflowExceptionConverts the unsigned value on top of the evaluation stack to signed int64, throwing OverflowException on overflow.

Conv_Ovf_I_Un Conv_Ovf_I_Un Conv_Ovf_I_Un Conv_Ovf_I_Un

将位于计算堆栈顶部的无符号值转换为有符号 native int,并在溢出时引发 OverflowExceptionConverts the unsigned value on top of the evaluation stack to signed native int, throwing OverflowException on overflow.

Conv_Ovf_U Conv_Ovf_U Conv_Ovf_U Conv_Ovf_U

将位于计算堆栈顶部的有符号值转换为 unsigned native int,并在溢出时引发 OverflowExceptionConverts the signed value on top of the evaluation stack to unsigned native int, throwing OverflowException on overflow.

Conv_Ovf_U1 Conv_Ovf_U1 Conv_Ovf_U1 Conv_Ovf_U1

将位于计算堆栈顶部的有符号值转换为 unsigned int8 并将其扩展为 int32,并在溢出时引发 OverflowExceptionConverts the signed value on top of the evaluation stack to unsigned int8 and extends it to int32, throwing OverflowException on overflow.

Conv_Ovf_U1_Un Conv_Ovf_U1_Un Conv_Ovf_U1_Un Conv_Ovf_U1_Un

将位于计算堆栈顶部的无符号值转换为 unsigned int8 并将其扩展为 int32,并在溢出时引发 OverflowExceptionConverts the unsigned value on top of the evaluation stack to unsigned int8 and extends it to int32, throwing OverflowException on overflow.

Conv_Ovf_U2 Conv_Ovf_U2 Conv_Ovf_U2 Conv_Ovf_U2

将位于计算堆栈顶部的有符号值转换为 unsigned int16 并将其扩展为 int32,并在溢出时引发 OverflowExceptionConverts the signed value on top of the evaluation stack to unsigned int16 and extends it to int32, throwing OverflowException on overflow.

Conv_Ovf_U2_Un Conv_Ovf_U2_Un Conv_Ovf_U2_Un Conv_Ovf_U2_Un

将位于计算堆栈顶部的无符号值转换为 unsigned int16 并将其扩展为 int32,并在溢出时引发 OverflowExceptionConverts the unsigned value on top of the evaluation stack to unsigned int16 and extends it to int32, throwing OverflowException on overflow.

Conv_Ovf_U4 Conv_Ovf_U4 Conv_Ovf_U4 Conv_Ovf_U4

将位于计算堆栈顶部的有符号值转换为 unsigned int32,并在溢出时引发 OverflowExceptionConverts the signed value on top of the evaluation stack to unsigned int32, throwing OverflowException on overflow.

Conv_Ovf_U4_Un Conv_Ovf_U4_Un Conv_Ovf_U4_Un Conv_Ovf_U4_Un

将位于计算堆栈顶部的无符号值转换为 unsigned int32,并在溢出时引发 OverflowExceptionConverts the unsigned value on top of the evaluation stack to unsigned int32, throwing OverflowException on overflow.

Conv_Ovf_U8 Conv_Ovf_U8 Conv_Ovf_U8 Conv_Ovf_U8

将位于计算堆栈顶部的有符号值转换为 unsigned int64,并在溢出时引发 OverflowExceptionConverts the signed value on top of the evaluation stack to unsigned int64, throwing OverflowException on overflow.

Conv_Ovf_U8_Un Conv_Ovf_U8_Un Conv_Ovf_U8_Un Conv_Ovf_U8_Un

将位于计算堆栈顶部的无符号值转换为 unsigned int64,并在溢出时引发 OverflowExceptionConverts the unsigned value on top of the evaluation stack to unsigned int64, throwing OverflowException on overflow.

Conv_Ovf_U_Un Conv_Ovf_U_Un Conv_Ovf_U_Un Conv_Ovf_U_Un

将位于计算堆栈顶部的无符号值转换为 unsigned native int,并在溢出时引发 OverflowExceptionConverts the unsigned value on top of the evaluation stack to unsigned native int, throwing OverflowException on overflow.

Conv_R4 Conv_R4 Conv_R4 Conv_R4

将位于计算堆栈顶部的值转换为 float32Converts the value on top of the evaluation stack to float32.

Conv_R8 Conv_R8 Conv_R8 Conv_R8

将位于计算堆栈顶部的值转换为 float64Converts the value on top of the evaluation stack to float64.

Conv_R_Un Conv_R_Un Conv_R_Un Conv_R_Un

将位于计算堆栈顶部的无符号整数值转换为 float32Converts the unsigned integer value on top of the evaluation stack to float32.

Conv_U Conv_U Conv_U Conv_U

将位于计算堆栈顶部的值转换为 unsigned native int,然后将其扩展为 native intConverts the value on top of the evaluation stack to unsigned native int, and extends it to native int.

Conv_U1 Conv_U1 Conv_U1 Conv_U1

将位于计算堆栈顶部的值转换为 unsigned int8,然后将其扩展为 int32Converts the value on top of the evaluation stack to unsigned int8, and extends it to int32.

Conv_U2 Conv_U2 Conv_U2 Conv_U2

将位于计算堆栈顶部的值转换为 unsigned int16,然后将其扩展为 int32Converts the value on top of the evaluation stack to unsigned int16, and extends it to int32.

Conv_U4 Conv_U4 Conv_U4 Conv_U4

将位于计算堆栈顶部的值转换为 unsigned int32,然后将其扩展为 int32Converts the value on top of the evaluation stack to unsigned int32, and extends it to int32.

Conv_U8 Conv_U8 Conv_U8 Conv_U8

将位于计算堆栈顶部的值转换为 unsigned int64,然后将其扩展为 int64Converts the value on top of the evaluation stack to unsigned int64, and extends it to int64.

Cpblk Cpblk Cpblk Cpblk

将指定数目的字节从源地址复制到目标地址。Copies a specified number bytes from a source address to a destination address.

Cpobj Cpobj Cpobj Cpobj

将位于对象(&native int 类型)地址的值类型复制到目标对象(&native int 类型)的地址。Copies the value type located at the address of an object (type &, or native int) to the address of the destination object (type &, or native int).

Div Div Div Div

将两个值相除并将结果作为浮点(F 类型)或商(int32 类型)推送到计算堆栈上。Divides two values and pushes the result as a floating-point (type F) or quotient (type int32) onto the evaluation stack.

Div_Un Div_Un Div_Un Div_Un

两个无符号整数值相除并将结果 ( int32 ) 推送到计算堆栈上。Divides two unsigned integer values and pushes the result (int32) onto the evaluation stack.

Dup Dup Dup Dup

复制计算堆栈上当前最顶端的值,然后将副本推送到计算堆栈上。Copies the current topmost value on the evaluation stack, and then pushes the copy onto the evaluation stack.

Endfilter Endfilter Endfilter Endfilter

将控制从异常的 filter 子句转移回公共语言结构 (CLI) 异常处理程序。Transfers control from the filter clause of an exception back to the Common Language Infrastructure (CLI) exception handler.

Endfinally Endfinally Endfinally Endfinally

将控制从异常块的 faultfinally 子句转移回公共语言结构 (CLI) 异常处理程序。Transfers control from the fault or finally clause of an exception block back to the Common Language Infrastructure (CLI) exception handler.

Initblk Initblk Initblk Initblk

将位于特定地址的内存的指定块初始化为给定大小和初始值。Initializes a specified block of memory at a specific address to a given size and initial value.

Initobj Initobj Initobj Initobj

将位于指定地址的值类型的每个字段初始化为空引用或适当的基元类型的 0。Initializes each field of the value type at a specified address to a null reference or a 0 of the appropriate primitive type.

Isinst Isinst Isinst Isinst

测试对象引用(O 类型)是否为特定类的实例。Tests whether an object reference (type O) is an instance of a particular class.

Jmp Jmp Jmp Jmp

退出当前方法并跳至指定方法。Exits current method and jumps to specified method.

Ldarg Ldarg Ldarg Ldarg

将自变量(由指定索引值引用)加载到堆栈上。Loads an argument (referenced by a specified index value) onto the stack.

Ldarga Ldarga Ldarga Ldarga

将参数地址加载到计算堆栈上。Load an argument address onto the evaluation stack.

Ldarga_S Ldarga_S Ldarga_S Ldarga_S

以短格式将自变量地址加载到计算堆栈上。Load an argument address, in short form, onto the evaluation stack.

Ldarg_0 Ldarg_0 Ldarg_0 Ldarg_0

将索引为 0 的自变量加载到计算堆栈上。Loads the argument at index 0 onto the evaluation stack.

Ldarg_1 Ldarg_1 Ldarg_1 Ldarg_1

将索引 1 处的参数加载到计算堆栈上。Loads the argument at index 1 onto the evaluation stack.

Ldarg_2 Ldarg_2 Ldarg_2 Ldarg_2

将索引 2 处的参数加载到计算堆栈上。Loads the argument at index 2 onto the evaluation stack.

Ldarg_3 Ldarg_3 Ldarg_3 Ldarg_3

将索引 3 处的参数加载到计算堆栈上。Loads the argument at index 3 onto the evaluation stack.

Ldarg_S Ldarg_S Ldarg_S Ldarg_S

将自变量(由指定的短格式索引引用)加载到计算堆栈上。Loads the argument (referenced by a specified short form index) onto the evaluation stack.

Ldc_I4 Ldc_I4 Ldc_I4 Ldc_I4

将所提供的 int32 类型的值作为 int32 推送到计算堆栈上。Pushes a supplied value of type int32 onto the evaluation stack as an int32.

Ldc_I4_0 Ldc_I4_0 Ldc_I4_0 Ldc_I4_0

将整数值 0 作为 int32 推送到计算堆栈上。Pushes the integer value of 0 onto the evaluation stack as an int32.

Ldc_I4_1 Ldc_I4_1 Ldc_I4_1 Ldc_I4_1

将整数值 1 作为 int32 推送到计算堆栈上。Pushes the integer value of 1 onto the evaluation stack as an int32.

Ldc_I4_2 Ldc_I4_2 Ldc_I4_2 Ldc_I4_2

将整数值 2 作为 int32 推送到计算堆栈上。Pushes the integer value of 2 onto the evaluation stack as an int32.

Ldc_I4_3 Ldc_I4_3 Ldc_I4_3 Ldc_I4_3

将整数值 3 作为 int32 推送到计算堆栈上。Pushes the integer value of 3 onto the evaluation stack as an int32.

Ldc_I4_4 Ldc_I4_4 Ldc_I4_4 Ldc_I4_4

将整数值 4 作为 int32 推送到计算堆栈上。Pushes the integer value of 4 onto the evaluation stack as an int32.

Ldc_I4_5 Ldc_I4_5 Ldc_I4_5 Ldc_I4_5

将整数值 5 作为 int32 推送到计算堆栈上。Pushes the integer value of 5 onto the evaluation stack as an int32.

Ldc_I4_6 Ldc_I4_6 Ldc_I4_6 Ldc_I4_6

将整数值 6 作为 int32 推送到计算堆栈上。Pushes the integer value of 6 onto the evaluation stack as an int32.

Ldc_I4_7 Ldc_I4_7 Ldc_I4_7 Ldc_I4_7

将整数值 7 作为 int32 推送到计算堆栈上。Pushes the integer value of 7 onto the evaluation stack as an int32.

Ldc_I4_8 Ldc_I4_8 Ldc_I4_8 Ldc_I4_8

将整数值 8 作为 int32 推送到计算堆栈上。Pushes the integer value of 8 onto the evaluation stack as an int32.

Ldc_I4_M1 Ldc_I4_M1 Ldc_I4_M1 Ldc_I4_M1

将整数值 -1 作为 int32 推送到计算堆栈上。Pushes the integer value of -1 onto the evaluation stack as an int32.

Ldc_I4_S Ldc_I4_S Ldc_I4_S Ldc_I4_S

将提供的 int8 值作为 int32 推送到计算堆栈上(短格式)。Pushes the supplied int8 value onto the evaluation stack as an int32, short form.

Ldc_I8 Ldc_I8 Ldc_I8 Ldc_I8

将所提供的 int64 类型的值作为 int64 推送到计算堆栈上。Pushes a supplied value of type int64 onto the evaluation stack as an int64.

Ldc_R4 Ldc_R4 Ldc_R4 Ldc_R4

将所提供的 float32 类型的值作为 F (float) 类型推送到计算堆栈上。Pushes a supplied value of type float32 onto the evaluation stack as type F (float).

Ldc_R8 Ldc_R8 Ldc_R8 Ldc_R8

将所提供的 float64 类型的值作为 F (float) 类型推送到计算堆栈上。Pushes a supplied value of type float64 onto the evaluation stack as type F (float).

Ldelem Ldelem Ldelem Ldelem

按照指令中指定的类型,将指定数组索引中的元素加载到计算堆栈的顶部。Loads the element at a specified array index onto the top of the evaluation stack as the type specified in the instruction.

Ldelema Ldelema Ldelema Ldelema

将位于指定数组索引的数组元素的地址作为 & 类型(托管指针)加载到计算堆栈的顶部。Loads the address of the array element at a specified array index onto the top of the evaluation stack as type & (managed pointer).

Ldelem_I Ldelem_I Ldelem_I Ldelem_I

将位于指定数组索引处的 native int 类型的元素作为 native int 加载到计算堆栈的顶部。Loads the element with type native int at a specified array index onto the top of the evaluation stack as a native int.

Ldelem_I1 Ldelem_I1 Ldelem_I1 Ldelem_I1

将位于指定数组索引处的 int8 类型的元素作为 int32 加载到计算堆栈的顶部。Loads the element with type int8 at a specified array index onto the top of the evaluation stack as an int32.

Ldelem_I2 Ldelem_I2 Ldelem_I2 Ldelem_I2

将位于指定数组索引处的 int16 类型的元素作为 int32 加载到计算堆栈的顶部。Loads the element with type int16 at a specified array index onto the top of the evaluation stack as an int32.

Ldelem_I4 Ldelem_I4 Ldelem_I4 Ldelem_I4

将位于指定数组索引处的 int32 类型的元素作为 int32 加载到计算堆栈的顶部。Loads the element with type int32 at a specified array index onto the top of the evaluation stack as an int32.

Ldelem_I8 Ldelem_I8 Ldelem_I8 Ldelem_I8

将位于指定数组索引处的 int64 类型的元素作为 int64 加载到计算堆栈的顶部。Loads the element with type int64 at a specified array index onto the top of the evaluation stack as an int64.

Ldelem_R4 Ldelem_R4 Ldelem_R4 Ldelem_R4

将位于指定数组索引处的 float32 类型的元素作为 F 类型(浮点型)加载到计算堆栈的顶部。Loads the element with type float32 at a specified array index onto the top of the evaluation stack as type F (float).

Ldelem_R8 Ldelem_R8 Ldelem_R8 Ldelem_R8

将位于指定数组索引处的 float64 类型的元素作为 F 类型(浮点型)加载到计算堆栈的顶部。Loads the element with type float64 at a specified array index onto the top of the evaluation stack as type F (float).

Ldelem_Ref Ldelem_Ref Ldelem_Ref Ldelem_Ref

将位于指定数组索引处的包含对象引用的元素作为 O 类型(对象引用)加载到计算堆栈的顶部。Loads the element containing an object reference at a specified array index onto the top of the evaluation stack as type O (object reference).

Ldelem_U1 Ldelem_U1 Ldelem_U1 Ldelem_U1

将位于指定数组索引处的 unsigned int8 类型的元素作为 int32 加载到计算堆栈的顶部。Loads the element with type unsigned int8 at a specified array index onto the top of the evaluation stack as an int32.

Ldelem_U2 Ldelem_U2 Ldelem_U2 Ldelem_U2

将位于指定数组索引处的 unsigned int16 类型的元素作为 int32 加载到计算堆栈的顶部。Loads the element with type unsigned int16 at a specified array index onto the top of the evaluation stack as an int32.

Ldelem_U4 Ldelem_U4 Ldelem_U4 Ldelem_U4

将位于指定数组索引处的 unsigned int32 类型的元素作为 int32 加载到计算堆栈的顶部。Loads the element with type unsigned int32 at a specified array index onto the top of the evaluation stack as an int32.

Ldfld Ldfld Ldfld Ldfld

查找对象中其引用当前位于计算堆栈的字段的值。Finds the value of a field in the object whose reference is currently on the evaluation stack.

Ldflda Ldflda Ldflda Ldflda

查找对象中其引用当前位于计算堆栈的字段的地址。Finds the address of a field in the object whose reference is currently on the evaluation stack.

Ldftn Ldftn Ldftn Ldftn

将指向实现特定方法的本机代码的非托管指针(native int 类型)推送到计算堆栈上。Pushes an unmanaged pointer (type native int) to the native code implementing a specific method onto the evaluation stack.

Ldind_I Ldind_I Ldind_I Ldind_I

native int 类型的值作为 native int 间接加载到计算堆栈上。Loads a value of type native int as a native int onto the evaluation stack indirectly.

Ldind_I1 Ldind_I1 Ldind_I1 Ldind_I1

int8 类型的值作为 int32 间接加载到计算堆栈上。Loads a value of type int8 as an int32 onto the evaluation stack indirectly.

Ldind_I2 Ldind_I2 Ldind_I2 Ldind_I2

int16 类型的值作为 int32 间接加载到计算堆栈上。Loads a value of type int16 as an int32 onto the evaluation stack indirectly.

Ldind_I4 Ldind_I4 Ldind_I4 Ldind_I4

int32 类型的值作为 int32 间接加载到计算堆栈上。Loads a value of type int32 as an int32 onto the evaluation stack indirectly.

Ldind_I8 Ldind_I8 Ldind_I8 Ldind_I8

int64 类型的值作为 int64 间接加载到计算堆栈上。Loads a value of type int64 as an int64 onto the evaluation stack indirectly.

Ldind_R4 Ldind_R4 Ldind_R4 Ldind_R4

float32 类型的值作为 F (float) 类型间接加载到计算堆栈上。Loads a value of type float32 as a type F (float) onto the evaluation stack indirectly.

Ldind_R8 Ldind_R8 Ldind_R8 Ldind_R8

float64 类型的值作为 F (float) 类型间接加载到计算堆栈上。Loads a value of type float64 as a type F (float) onto the evaluation stack indirectly.

Ldind_Ref Ldind_Ref Ldind_Ref Ldind_Ref

将对象引用作为 O(对象引用)类型间接加载到计算堆栈上。Loads an object reference as a type O (object reference) onto the evaluation stack indirectly.

Ldind_U1 Ldind_U1 Ldind_U1 Ldind_U1

unsigned int8 类型的值作为 int32 间接加载到计算堆栈上。Loads a value of type unsigned int8 as an int32 onto the evaluation stack indirectly.

Ldind_U2 Ldind_U2 Ldind_U2 Ldind_U2

unsigned int16 类型的值作为 int32 间接加载到计算堆栈上。Loads a value of type unsigned int16 as an int32 onto the evaluation stack indirectly.

Ldind_U4 Ldind_U4 Ldind_U4 Ldind_U4

unsigned int32 类型的值作为 int32 间接加载到计算堆栈上。Loads a value of type unsigned int32 as an int32 onto the evaluation stack indirectly.

Ldlen Ldlen Ldlen Ldlen

将从零开始的、一维数组的元素的数目推送到计算堆栈上。Pushes the number of elements of a zero-based, one-dimensional array onto the evaluation stack.

Ldloc Ldloc Ldloc Ldloc

将指定索引处的局部变量加载到计算堆栈上。Loads the local variable at a specific index onto the evaluation stack.

Ldloca Ldloca Ldloca Ldloca

将位于特定索引处的局部变量的地址加载到计算堆栈上。Loads the address of the local variable at a specific index onto the evaluation stack.

Ldloca_S Ldloca_S Ldloca_S Ldloca_S

将位于特定索引处的局部变量的地址加载到计算堆栈上(短格式)。Loads the address of the local variable at a specific index onto the evaluation stack, short form.

Ldloc_0 Ldloc_0 Ldloc_0 Ldloc_0

将索引 0 处的局部变量加载到计算堆栈上。Loads the local variable at index 0 onto the evaluation stack.

Ldloc_1 Ldloc_1 Ldloc_1 Ldloc_1

将索引 1 处的局部变量加载到计算堆栈上。Loads the local variable at index 1 onto the evaluation stack.

Ldloc_2 Ldloc_2 Ldloc_2 Ldloc_2

将索引 2 处的局部变量加载到计算堆栈上。Loads the local variable at index 2 onto the evaluation stack.

Ldloc_3 Ldloc_3 Ldloc_3 Ldloc_3

将索引 3 处的局部变量加载到计算堆栈上。Loads the local variable at index 3 onto the evaluation stack.

Ldloc_S Ldloc_S Ldloc_S Ldloc_S

将特定索引处的局部变量加载到计算堆栈上(短格式)。Loads the local variable at a specific index onto the evaluation stack, short form.

Ldnull Ldnull Ldnull Ldnull

将空引用(O 类型)推送到计算堆栈上。Pushes a null reference (type O) onto the evaluation stack.

Ldobj Ldobj Ldobj Ldobj

将地址指向的值类型对象复制到计算堆栈的顶部。Copies the value type object pointed to by an address to the top of the evaluation stack.

Ldsfld Ldsfld Ldsfld Ldsfld

将静态字段的值推送到计算堆栈上。Pushes the value of a static field onto the evaluation stack.

Ldsflda Ldsflda Ldsflda Ldsflda

将静态字段的地址推送到计算堆栈上。Pushes the address of a static field onto the evaluation stack.

Ldstr Ldstr Ldstr Ldstr

推送对元数据中存储的字符串的新对象引用。Pushes a new object reference to a string literal stored in the metadata.

Ldtoken Ldtoken Ldtoken Ldtoken

将元数据标记转换为其运行时表示形式,并将其推送到计算堆栈上。Converts a metadata token to its runtime representation, pushing it onto the evaluation stack.

Ldvirtftn Ldvirtftn Ldvirtftn Ldvirtftn

将指向实现与指定对象关联的特定虚方法的本机代码的非托管指针(native int 类型)推送到计算堆栈上。Pushes an unmanaged pointer (type native int) to the native code implementing a particular virtual method associated with a specified object onto the evaluation stack.

Leave Leave Leave Leave

退出受保护的代码区域,无条件将控制转移到特定目标指令。Exits a protected region of code, unconditionally transferring control to a specific target instruction.

Leave_S Leave_S Leave_S Leave_S

退出受保护的代码区域,无条件将控制转移到目标指令(缩写形式)。Exits a protected region of code, unconditionally transferring control to a target instruction (short form).

Localloc Localloc Localloc Localloc

从本地动态内存池分配特定数目的字节并将第一个分配的字节的地址(瞬态指针, 类型)推送到计算堆栈上。Allocates a certain number of bytes from the local dynamic memory pool and pushes the address (a transient pointer, type ) of the first allocated byte onto the evaluation stack.

Mkrefany Mkrefany Mkrefany Mkrefany

将对特定类型实例的类型化引用推送到计算堆栈上。Pushes a typed reference to an instance of a specific type onto the evaluation stack.

Mul Mul Mul Mul

将两个值相乘并将结果推送到计算堆栈上。Multiplies two values and pushes the result on the evaluation stack.

Mul_Ovf Mul_Ovf Mul_Ovf Mul_Ovf

将两个整数值相乘,执行溢出检查,并将结果推送到计算堆栈上。Multiplies two integer values, performs an overflow check, and pushes the result onto the evaluation stack.

Mul_Ovf_Un Mul_Ovf_Un Mul_Ovf_Un Mul_Ovf_Un

将两个无符号整数值相乘,执行溢出检查,并将结果推送到计算堆栈上。Multiplies two unsigned integer values, performs an overflow check, and pushes the result onto the evaluation stack.

Neg Neg Neg Neg

对一个值执行求反并将结果推送到计算堆栈上。Negates a value and pushes the result onto the evaluation stack.

Newarr Newarr Newarr Newarr

将对新的从零开始的一维数组(其元素属于特定类型)的对象引用推送到计算堆栈上。Pushes an object reference to a new zero-based, one-dimensional array whose elements are of a specific type onto the evaluation stack.

Newobj Newobj Newobj Newobj

创建一个值类型的新对象或新实例,并将对象引用(O 类型)推送到计算堆栈上。Creates a new object or a new instance of a value type, pushing an object reference (type O) onto the evaluation stack.

Nop Nop Nop Nop

如果修补操作码,则填充空间。Fills space if opcodes are patched. 尽管可能消耗处理周期,但未执行任何有意义的操作。No meaningful operation is performed although a processing cycle can be consumed.

Not Not Not Not

计算堆栈顶部整数值的按位求补并将结果作为相同的类型推送到计算堆栈上。Computes the bitwise complement of the integer value on top of the stack and pushes the result onto the evaluation stack as the same type.

Or Or Or Or

计算位于堆栈顶部的两个整数值的按位求补并将结果推送到计算堆栈上。Compute the bitwise complement of the two integer values on top of the stack and pushes the result onto the evaluation stack.

Pop Pop Pop Pop

移除当前位于计算堆栈顶部的值。Removes the value currently on top of the evaluation stack.

Prefix1 Prefix1 Prefix1 Prefix1

此指令为保留指令。This is a reserved instruction.

Prefix2 Prefix2 Prefix2 Prefix2

此指令为保留指令。This is a reserved instruction.

Prefix3 Prefix3 Prefix3 Prefix3

此指令为保留指令。This is a reserved instruction.

Prefix4 Prefix4 Prefix4 Prefix4

此指令为保留指令。This is a reserved instruction.

Prefix5 Prefix5 Prefix5 Prefix5

此指令为保留指令。This is a reserved instruction.

Prefix6 Prefix6 Prefix6 Prefix6

此指令为保留指令。This is a reserved instruction.

Prefix7 Prefix7 Prefix7 Prefix7

此指令为保留指令。This is a reserved instruction.

Prefixref Prefixref Prefixref Prefixref

此指令为保留指令。This is a reserved instruction.

Readonly Readonly Readonly Readonly

指定后面的数组地址操作在运行时不执行类型检查,并且返回可变性受限的托管指针。Specifies that the subsequent array address operation performs no type check at run time, and that it returns a managed pointer whose mutability is restricted.

Refanytype Refanytype Refanytype Refanytype

检索嵌入在类型化引用内的类型标记。Retrieves the type token embedded in a typed reference.

Refanyval Refanyval Refanyval Refanyval

检索嵌入在类型化引用内的地址(& 类型)。Retrieves the address (type &) embedded in a typed reference.

Rem Rem Rem Rem

将两个值相除并将余数推送到计算堆栈上。Divides two values and pushes the remainder onto the evaluation stack.

Rem_Un Rem_Un Rem_Un Rem_Un

将两个无符号值相除并将余数推送到计算堆栈上。Divides two unsigned values and pushes the remainder onto the evaluation stack.

Ret Ret Ret Ret

从当前方法返回,并将返回值(如果存在)从被调用方的计算堆栈推送到调用方的计算堆栈上。Returns from the current method, pushing a return value (if present) from the callee's evaluation stack onto the caller's evaluation stack.

Rethrow Rethrow Rethrow Rethrow

再次引发当前异常。Rethrows the current exception.

Shl Shl Shl Shl

将整数值左移(用零填充)指定的位数,并将结果推送到计算堆栈上。Shifts an integer value to the left (in zeroes) by a specified number of bits, pushing the result onto the evaluation stack.

Shr Shr Shr Shr

将整数值右移(保留符号)指定的位数,并将结果推送到计算堆栈上。Shifts an integer value (in sign) to the right by a specified number of bits, pushing the result onto the evaluation stack.

Shr_Un Shr_Un Shr_Un Shr_Un

将无符号整数值右移(用零填充)指定的位数,并将结果推送到计算堆栈上。Shifts an unsigned integer value (in zeroes) to the right by a specified number of bits, pushing the result onto the evaluation stack.

Sizeof Sizeof Sizeof Sizeof

将提供的值类型的大小(以字节为单位)推送到计算堆栈上。Pushes the size, in bytes, of a supplied value type onto the evaluation stack.

Starg Starg Starg Starg

将位于计算堆栈顶部的值存储到位于指定索引的自变量槽中。Stores the value on top of the evaluation stack in the argument slot at a specified index.

Starg_S Starg_S Starg_S Starg_S

将位于计算堆栈顶部的值存储在自变量槽中的指定索引处(短格式)。Stores the value on top of the evaluation stack in the argument slot at a specified index, short form.

Stelem Stelem Stelem Stelem

用计算堆栈中的值替换给定索引处的数组元素,其类型在指令中指定。Replaces the array element at a given index with the value on the evaluation stack, whose type is specified in the instruction.

Stelem_I Stelem_I Stelem_I Stelem_I

用计算堆栈上的 native int 值替换给定索引处的数组元素。Replaces the array element at a given index with the native int value on the evaluation stack.

Stelem_I1 Stelem_I1 Stelem_I1 Stelem_I1

用计算堆栈上的 int8 值替换给定索引处的数组元素。Replaces the array element at a given index with the int8 value on the evaluation stack.

Stelem_I2 Stelem_I2 Stelem_I2 Stelem_I2

用计算堆栈上的 int16 值替换给定索引处的数组元素。Replaces the array element at a given index with the int16 value on the evaluation stack.

Stelem_I4 Stelem_I4 Stelem_I4 Stelem_I4

用计算堆栈上的 int32 值替换给定索引处的数组元素。Replaces the array element at a given index with the int32 value on the evaluation stack.

Stelem_I8 Stelem_I8 Stelem_I8 Stelem_I8

用计算堆栈上的 int64 值替换给定索引处的数组元素。Replaces the array element at a given index with the int64 value on the evaluation stack.

Stelem_R4 Stelem_R4 Stelem_R4 Stelem_R4

用计算堆栈上的 float32 值替换给定索引处的数组元素。Replaces the array element at a given index with the float32 value on the evaluation stack.

Stelem_R8 Stelem_R8 Stelem_R8 Stelem_R8

用计算堆栈上的 float64 值替换给定索引处的数组元素。Replaces the array element at a given index with the float64 value on the evaluation stack.

Stelem_Ref Stelem_Ref Stelem_Ref Stelem_Ref

用计算堆栈上的对象 ref 值(O 类型)替换给定索引处的数组元素。Replaces the array element at a given index with the object ref value (type O) on the evaluation stack.

Stfld Stfld Stfld Stfld

用新值替换在对象引用或指针的字段中存储的值。Replaces the value stored in the field of an object reference or pointer with a new value.

Stind_I Stind_I Stind_I Stind_I

在所提供的地址存储 native int 类型的值。Stores a value of type native int at a supplied address.

Stind_I1 Stind_I1 Stind_I1 Stind_I1

在所提供的地址存储 int8 类型的值。Stores a value of type int8 at a supplied address.

Stind_I2 Stind_I2 Stind_I2 Stind_I2

在所提供的地址存储 int16 类型的值。Stores a value of type int16 at a supplied address.

Stind_I4 Stind_I4 Stind_I4 Stind_I4

在所提供的地址存储 int32 类型的值。Stores a value of type int32 at a supplied address.

Stind_I8 Stind_I8 Stind_I8 Stind_I8

在所提供的地址存储 int64 类型的值。Stores a value of type int64 at a supplied address.

Stind_R4 Stind_R4 Stind_R4 Stind_R4

在所提供的地址存储 float32 类型的值。Stores a value of type float32 at a supplied address.

Stind_R8 Stind_R8 Stind_R8 Stind_R8

在所提供的地址存储 float64 类型的值。Stores a value of type float64 at a supplied address.

Stind_Ref Stind_Ref Stind_Ref Stind_Ref

存储所提供地址处的对象引用值。Stores a object reference value at a supplied address.

Stloc Stloc Stloc Stloc

从计算堆栈的顶部弹出当前值并将其存储到指定索引处的局部变量列表中。Pops the current value from the top of the evaluation stack and stores it in a the local variable list at a specified index.

Stloc_0 Stloc_0 Stloc_0 Stloc_0

从计算堆栈的顶部弹出当前值并将其存储到索引 0 处的局部变量列表中。Pops the current value from the top of the evaluation stack and stores it in a the local variable list at index 0.

Stloc_1 Stloc_1 Stloc_1 Stloc_1

从计算堆栈的顶部弹出当前值并将其存储到索引 1 处的局部变量列表中。Pops the current value from the top of the evaluation stack and stores it in a the local variable list at index 1.

Stloc_2 Stloc_2 Stloc_2 Stloc_2

从计算堆栈的顶部弹出当前值并将其存储到索引 2 处的局部变量列表中。Pops the current value from the top of the evaluation stack and stores it in a the local variable list at index 2.

Stloc_3 Stloc_3 Stloc_3 Stloc_3

从计算堆栈的顶部弹出当前值并将其存储到索引 3 处的局部变量列表中。Pops the current value from the top of the evaluation stack and stores it in a the local variable list at index 3.

Stloc_S Stloc_S Stloc_S Stloc_S

从计算堆栈的顶部弹出当前值并将其存储在局部变量列表中的 index 处(短格式)。Pops the current value from the top of the evaluation stack and stores it in a the local variable list at index (short form).

Stobj Stobj Stobj Stobj

将指定类型的值从计算堆栈复制到所提供的内存地址中。Copies a value of a specified type from the evaluation stack into a supplied memory address.

Stsfld Stsfld Stsfld Stsfld

用来自计算堆栈的值替换静态字段的值。Replaces the value of a static field with a value from the evaluation stack.

Sub Sub Sub Sub

从其他值中减去一个值并将结果推送到计算堆栈上。Subtracts one value from another and pushes the result onto the evaluation stack.

Sub_Ovf Sub_Ovf Sub_Ovf Sub_Ovf

从另一值中减去一个整数值,执行溢出检查,并且将结果推送到计算堆栈上。Subtracts one integer value from another, performs an overflow check, and pushes the result onto the evaluation stack.

Sub_Ovf_Un Sub_Ovf_Un Sub_Ovf_Un Sub_Ovf_Un

从另一值中减去一个无符号整数值,执行溢出检查,并且将结果推送到计算堆栈上。Subtracts one unsigned integer value from another, performs an overflow check, and pushes the result onto the evaluation stack.

Switch Switch Switch Switch

实现跳转表。Implements a jump table.

Tailcall Tailcall Tailcall Tailcall

执行后缀的方法调用指令,以便在执行实际调用指令前移除当前方法的堆栈帧。Performs a postfixed method call instruction such that the current method's stack frame is removed before the actual call instruction is executed.

Throw Throw Throw Throw

引发当前位于计算堆栈上的异常对象。Throws the exception object currently on the evaluation stack.

Unaligned Unaligned Unaligned Unaligned

指示当前位于计算堆栈上的地址可能没有与紧接的 ldindstindldfldstfldldobjstobjinitblkcpblk 指令的自然大小对齐。Indicates that an address currently atop the evaluation stack might not be aligned to the natural size of the immediately following ldind, stind, ldfld, stfld, ldobj, stobj, initblk, or cpblk instruction.

Unbox Unbox Unbox Unbox

将值类型的已装箱的表示形式转换为其未装箱的形式。Converts the boxed representation of a value type to its unboxed form.

Unbox_Any Unbox_Any Unbox_Any Unbox_Any

将指令中指定类型的已装箱的表示形式转换成未装箱形式。Converts the boxed representation of a type specified in the instruction to its unboxed form.

Volatile Volatile Volatile Volatile

指定当前位于计算堆栈顶部的地址可以是易失的,并且读取该位置的结果不能被缓存,或者对该地址的多个存储区不能被取消。Specifies that an address currently atop the evaluation stack might be volatile, and the results of reading that location cannot be cached or that multiple stores to that location cannot be suppressed.

Xor Xor Xor Xor

计算位于计算堆栈顶部的两个值的按位异或,并且将结果推送到计算堆栈上。Computes the bitwise XOR of the top two values on the evaluation stack, pushing the result onto the evaluation stack.

方法

Equals(Object) Equals(Object) Equals(Object) Equals(Object)

确定指定的对象是否等于当前对象。Determines whether the specified object is equal to the current object.

(Inherited from Object)
GetHashCode() GetHashCode() GetHashCode() GetHashCode()

作为默认哈希函数。Serves as the default hash function.

(Inherited from Object)
GetType() GetType() GetType() GetType()

获取当前实例的 TypeGets the Type of the current instance.

(Inherited from Object)
MemberwiseClone() MemberwiseClone() MemberwiseClone() MemberwiseClone()

创建当前 Object 的浅表副本。Creates a shallow copy of the current Object.

(Inherited from Object)
TakesSingleByteArgument(OpCode) TakesSingleByteArgument(OpCode) TakesSingleByteArgument(OpCode) TakesSingleByteArgument(OpCode)

如果提供的操作码采用单字节自变量则返回真或假。Returns true or false if the supplied opcode takes a single byte argument.

ToString() ToString() ToString() ToString()

返回表示当前对象的字符串。Returns a string that represents the current object.

(Inherited from Object)

适用于