Class CodeInstructionExtensions

Extensions for CodeInstruction

Inheritance

System.Object

CodeInstructionExtensions

Inherited Members

System.Object.ToString()

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

Namespace: HarmonyLib

Assembly: 0Harmony.dll

Syntax

public static class CodeInstructionExtensions

Methods

Branches(CodeInstruction, out Nullable<Label>)

Tests if the code instruction branches

Declaration

public static bool Branches(this CodeInstruction code, out Label? label)

Parameters

Type	Name	Description
CodeInstruction	code	The CodeInstruction
System.Nullable<System.Reflection.Emit.Label>	label	The label if the instruction is a branch operation or null if not

Returns

Type	Description
System.Boolean	True if the instruction branches

Calls(CodeInstruction, MethodInfo)

Tests if the code instruction calls the method/constructor

Declaration

public static bool Calls(this CodeInstruction code, MethodInfo method)

Parameters

Type	Name	Description
CodeInstruction	code	The CodeInstruction
System.Reflection.MethodInfo	method	The method

Returns

Type	Description
System.Boolean	True if the instruction calls the method or constructor

IsLdarg(CodeInstruction, Nullable<Int32>)

Tests for any form of Ldarg*

Declaration

public static bool IsLdarg(this CodeInstruction code, int? n = default(int? ))

Parameters

Type	Name	Description
CodeInstruction	code	The CodeInstruction
System.Nullable<System.Int32>	n	The (optional) index

Returns

Type	Description
System.Boolean	True if it matches one of the variations

IsLdarga(CodeInstruction, Nullable<Int32>)

Tests for Ldarga/Ldarga_S

Declaration

public static bool IsLdarga(this CodeInstruction code, int? n = default(int? ))

Parameters

Type	Name	Description
CodeInstruction	code	The CodeInstruction
System.Nullable<System.Int32>	n	The (optional) index

Returns

Type	Description
System.Boolean	True if it matches one of the variations

IsLdloc(CodeInstruction, LocalBuilder)

Tests for any form of Ldloc*

Declaration

public static bool IsLdloc(this CodeInstruction code, LocalBuilder variable = null)

Parameters

Type	Name	Description
CodeInstruction	code	The CodeInstruction
System.Reflection.Emit.LocalBuilder	variable	The optional local variable

Returns

Type	Description
System.Boolean	True if it matches one of the variations

IsStarg(CodeInstruction, Nullable<Int32>)

Tests for Starg/Starg_S

Declaration

public static bool IsStarg(this CodeInstruction code, int? n = default(int? ))

Parameters

Type	Name	Description
CodeInstruction	code	The CodeInstruction
System.Nullable<System.Int32>	n	The (optional) index

Returns

Type	Description
System.Boolean	True if it matches one of the variations

IsStloc(CodeInstruction, LocalBuilder)

Tests for any form of Stloc*

Declaration

public static bool IsStloc(this CodeInstruction code, LocalBuilder variable = null)

Parameters

Type	Name	Description
CodeInstruction	code	The CodeInstruction
System.Reflection.Emit.LocalBuilder	variable	The optional local variable

Returns

Type	Description
System.Boolean	True if it matches one of the variations

LoadsConstant(CodeInstruction)

Tests if the code instruction loads a constant

Declaration

public static bool LoadsConstant(this CodeInstruction code)

Parameters

Type	Name	Description
CodeInstruction	code	The CodeInstruction

Returns

Type	Description
System.Boolean	True if the instruction loads a constant

LoadsConstant(CodeInstruction, Double)

Tests if the code instruction loads a floating point constant

Declaration

public static bool LoadsConstant(this CodeInstruction code, double number)

Parameters

Type	Name	Description
CodeInstruction	code	The CodeInstruction
System.Double	number	The floating point constant

Returns

Type	Description
System.Boolean	True if the instruction loads the constant

LoadsConstant(CodeInstruction, Enum)

Tests if the code instruction loads an enum constant

Declaration

public static bool LoadsConstant(this CodeInstruction code, Enum e)

Parameters

Type	Name	Description
CodeInstruction	code	The CodeInstruction
System.Enum	e	The enum

Returns

Type	Description
System.Boolean	True if the instruction loads the constant

LoadsConstant(CodeInstruction, Int64)

Tests if the code instruction loads an integer constant

Declaration

public static bool LoadsConstant(this CodeInstruction code, long number)

Parameters

Type	Name	Description
CodeInstruction	code	The CodeInstruction
System.Int64	number	The integer constant

Returns

Type	Description
System.Boolean	True if the instruction loads the constant

LoadsField(CodeInstruction, FieldInfo, Boolean)

Tests if the code instruction loads a field

Declaration

public static bool LoadsField(this CodeInstruction code, FieldInfo field, bool byAddress = false)

Parameters

Type	Name	Description
CodeInstruction	code	The CodeInstruction
System.Reflection.FieldInfo	field	The field
System.Boolean	byAddress	Set to true if the address of the field is loaded

Returns

Type	Description
System.Boolean	True if the instruction loads the field

OperandIs(CodeInstruction, Object)

Shortcut for testing if the operand is equal to a non-null typed value

Declaration

public static bool OperandIs(this CodeInstruction code, object value)

Parameters

Type	Name	Description
CodeInstruction	code	The CodeInstruction
System.Object	value	The value

Returns

Type	Description
System.Boolean	True if the operand has the same type and is equal to the value

StoresField(CodeInstruction, FieldInfo)

Tests if the code instruction stores a field

Declaration

public static bool StoresField(this CodeInstruction code, FieldInfo field)

Parameters

Type	Name	Description
CodeInstruction	code	The CodeInstruction
System.Reflection.FieldInfo	field	The field

Returns

Type	Description
System.Boolean	True if the instruction stores this field