scripts
This commit is contained in:
niko
@@ -0,0 +1,456 @@
|
||||
using System;
|
||||
using System.Collections.Generic;
|
||||
using System.Reflection;
|
||||
using System.Reflection.Emit;
|
||||
using System.Runtime.CompilerServices;
|
||||
|
||||
namespace System.Linq.Expressions
|
||||
{
|
||||
// Token: 0x0200001C RID: 28
|
||||
internal class EmitContext
|
||||
{
|
||||
// Token: 0x0600017B RID: 379 RVA: 0x000094BC File Offset: 0x000076BC
|
||||
public EmitContext(CompilationContext context, EmitContext parent, LambdaExpression lambda)
|
||||
{
|
||||
this.context = context;
|
||||
this.parent = parent;
|
||||
this.lambda = lambda;
|
||||
this.hoisted = context.GetHoistedLocals(lambda);
|
||||
this.method = new DynamicMethod("lambda_method", lambda.GetReturnType(), EmitContext.CreateParameterTypes(lambda.Parameters), typeof(ExecutionScope), true);
|
||||
this.ig = this.method.GetILGenerator();
|
||||
}
|
||||
|
||||
// Token: 0x1700001D RID: 29
|
||||
// (get) Token: 0x0600017C RID: 380 RVA: 0x00009530 File Offset: 0x00007730
|
||||
public bool HasHoistedLocals
|
||||
{
|
||||
get
|
||||
{
|
||||
return this.hoisted != null && this.hoisted.Count > 0;
|
||||
}
|
||||
}
|
||||
|
||||
// Token: 0x1700001E RID: 30
|
||||
// (get) Token: 0x0600017D RID: 381 RVA: 0x00009550 File Offset: 0x00007750
|
||||
public LambdaExpression Lambda
|
||||
{
|
||||
get
|
||||
{
|
||||
return this.lambda;
|
||||
}
|
||||
}
|
||||
|
||||
// Token: 0x0600017E RID: 382 RVA: 0x00009558 File Offset: 0x00007758
|
||||
public void Emit()
|
||||
{
|
||||
if (this.HasHoistedLocals)
|
||||
{
|
||||
this.EmitStoreHoistedLocals();
|
||||
}
|
||||
this.lambda.EmitBody(this);
|
||||
}
|
||||
|
||||
// Token: 0x0600017F RID: 383 RVA: 0x00009578 File Offset: 0x00007778
|
||||
private static Type[] CreateParameterTypes(IList<ParameterExpression> parameters)
|
||||
{
|
||||
Type[] array = new Type[parameters.Count + 1];
|
||||
array[0] = typeof(ExecutionScope);
|
||||
for (int i = 0; i < parameters.Count; i++)
|
||||
{
|
||||
array[i + 1] = parameters[i].Type;
|
||||
}
|
||||
return array;
|
||||
}
|
||||
|
||||
// Token: 0x06000180 RID: 384 RVA: 0x000095CC File Offset: 0x000077CC
|
||||
public bool IsLocalParameter(ParameterExpression parameter, ref int position)
|
||||
{
|
||||
position = this.lambda.Parameters.IndexOf(parameter);
|
||||
if (position > -1)
|
||||
{
|
||||
position++;
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
// Token: 0x06000181 RID: 385 RVA: 0x00009600 File Offset: 0x00007800
|
||||
public Delegate CreateDelegate(ExecutionScope scope)
|
||||
{
|
||||
return this.method.CreateDelegate(this.lambda.Type, scope);
|
||||
}
|
||||
|
||||
// Token: 0x06000182 RID: 386 RVA: 0x0000961C File Offset: 0x0000781C
|
||||
public void Emit(Expression expression)
|
||||
{
|
||||
expression.Emit(this);
|
||||
}
|
||||
|
||||
// Token: 0x06000183 RID: 387 RVA: 0x00009628 File Offset: 0x00007828
|
||||
public LocalBuilder EmitStored(Expression expression)
|
||||
{
|
||||
LocalBuilder localBuilder = this.ig.DeclareLocal(expression.Type);
|
||||
expression.Emit(this);
|
||||
this.ig.Emit(OpCodes.Stloc, localBuilder);
|
||||
return localBuilder;
|
||||
}
|
||||
|
||||
// Token: 0x06000184 RID: 388 RVA: 0x00009660 File Offset: 0x00007860
|
||||
public void EmitLoadAddress(Expression expression)
|
||||
{
|
||||
this.ig.Emit(OpCodes.Ldloca, this.EmitStored(expression));
|
||||
}
|
||||
|
||||
// Token: 0x06000185 RID: 389 RVA: 0x0000967C File Offset: 0x0000787C
|
||||
public void EmitLoadSubject(Expression expression)
|
||||
{
|
||||
if (expression.Type.IsValueType)
|
||||
{
|
||||
this.EmitLoadAddress(expression);
|
||||
return;
|
||||
}
|
||||
this.Emit(expression);
|
||||
}
|
||||
|
||||
// Token: 0x06000186 RID: 390 RVA: 0x000096A8 File Offset: 0x000078A8
|
||||
public void EmitLoadSubject(LocalBuilder local)
|
||||
{
|
||||
if (local.LocalType.IsValueType)
|
||||
{
|
||||
this.EmitLoadAddress(local);
|
||||
return;
|
||||
}
|
||||
this.EmitLoad(local);
|
||||
}
|
||||
|
||||
// Token: 0x06000187 RID: 391 RVA: 0x000096D4 File Offset: 0x000078D4
|
||||
public void EmitLoadAddress(LocalBuilder local)
|
||||
{
|
||||
this.ig.Emit(OpCodes.Ldloca, local);
|
||||
}
|
||||
|
||||
// Token: 0x06000188 RID: 392 RVA: 0x000096E8 File Offset: 0x000078E8
|
||||
public void EmitLoad(LocalBuilder local)
|
||||
{
|
||||
this.ig.Emit(OpCodes.Ldloc, local);
|
||||
}
|
||||
|
||||
// Token: 0x06000189 RID: 393 RVA: 0x000096FC File Offset: 0x000078FC
|
||||
public void EmitCall(LocalBuilder local, IList<Expression> arguments, MethodInfo method)
|
||||
{
|
||||
this.EmitLoadSubject(local);
|
||||
this.EmitArguments(method, arguments);
|
||||
this.EmitCall(method);
|
||||
}
|
||||
|
||||
// Token: 0x0600018A RID: 394 RVA: 0x00009714 File Offset: 0x00007914
|
||||
public void EmitCall(LocalBuilder local, MethodInfo method)
|
||||
{
|
||||
this.EmitLoadSubject(local);
|
||||
this.EmitCall(method);
|
||||
}
|
||||
|
||||
// Token: 0x0600018B RID: 395 RVA: 0x00009724 File Offset: 0x00007924
|
||||
public void EmitCall(Expression expression, MethodInfo method)
|
||||
{
|
||||
if (!method.IsStatic)
|
||||
{
|
||||
this.EmitLoadSubject(expression);
|
||||
}
|
||||
this.EmitCall(method);
|
||||
}
|
||||
|
||||
// Token: 0x0600018C RID: 396 RVA: 0x00009740 File Offset: 0x00007940
|
||||
public void EmitCall(Expression expression, IList<Expression> arguments, MethodInfo method)
|
||||
{
|
||||
if (!method.IsStatic)
|
||||
{
|
||||
this.EmitLoadSubject(expression);
|
||||
}
|
||||
this.EmitArguments(method, arguments);
|
||||
this.EmitCall(method);
|
||||
}
|
||||
|
||||
// Token: 0x0600018D RID: 397 RVA: 0x00009770 File Offset: 0x00007970
|
||||
private void EmitArguments(MethodInfo method, IList<Expression> arguments)
|
||||
{
|
||||
ParameterInfo[] parameters = method.GetParameters();
|
||||
for (int i = 0; i < parameters.Length; i++)
|
||||
{
|
||||
ParameterInfo parameterInfo = parameters[i];
|
||||
Expression expression = arguments[i];
|
||||
if (parameterInfo.ParameterType.IsByRef)
|
||||
{
|
||||
this.ig.Emit(OpCodes.Ldloca, this.EmitStored(expression));
|
||||
}
|
||||
else
|
||||
{
|
||||
this.Emit(arguments[i]);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Token: 0x0600018E RID: 398 RVA: 0x000097E0 File Offset: 0x000079E0
|
||||
public void EmitCall(MethodInfo method)
|
||||
{
|
||||
this.ig.Emit((!method.IsVirtual) ? OpCodes.Call : OpCodes.Callvirt, method);
|
||||
}
|
||||
|
||||
// Token: 0x0600018F RID: 399 RVA: 0x00009814 File Offset: 0x00007A14
|
||||
public void EmitNullableHasValue(LocalBuilder local)
|
||||
{
|
||||
this.EmitCall(local, "get_HasValue");
|
||||
}
|
||||
|
||||
// Token: 0x06000190 RID: 400 RVA: 0x00009824 File Offset: 0x00007A24
|
||||
public void EmitNullableInitialize(LocalBuilder local)
|
||||
{
|
||||
this.ig.Emit(OpCodes.Ldloca, local);
|
||||
this.ig.Emit(OpCodes.Initobj, local.LocalType);
|
||||
this.ig.Emit(OpCodes.Ldloc, local);
|
||||
}
|
||||
|
||||
// Token: 0x06000191 RID: 401 RVA: 0x0000986C File Offset: 0x00007A6C
|
||||
public void EmitNullableGetValue(LocalBuilder local)
|
||||
{
|
||||
this.EmitCall(local, "get_Value");
|
||||
}
|
||||
|
||||
// Token: 0x06000192 RID: 402 RVA: 0x0000987C File Offset: 0x00007A7C
|
||||
public void EmitNullableGetValueOrDefault(LocalBuilder local)
|
||||
{
|
||||
this.EmitCall(local, "GetValueOrDefault");
|
||||
}
|
||||
|
||||
// Token: 0x06000193 RID: 403 RVA: 0x0000988C File Offset: 0x00007A8C
|
||||
private void EmitCall(LocalBuilder local, string method_name)
|
||||
{
|
||||
this.EmitCall(local, local.LocalType.GetMethod(method_name, Type.EmptyTypes));
|
||||
}
|
||||
|
||||
// Token: 0x06000194 RID: 404 RVA: 0x000098A8 File Offset: 0x00007AA8
|
||||
public void EmitNullableNew(Type of)
|
||||
{
|
||||
this.ig.Emit(OpCodes.Newobj, of.GetConstructor(new Type[] { of.GetFirstGenericArgument() }));
|
||||
}
|
||||
|
||||
// Token: 0x06000195 RID: 405 RVA: 0x000098D0 File Offset: 0x00007AD0
|
||||
public void EmitCollection<T>(IEnumerable<T> collection) where T : Expression
|
||||
{
|
||||
foreach (T t in collection)
|
||||
{
|
||||
t.Emit(this);
|
||||
}
|
||||
}
|
||||
|
||||
// Token: 0x06000196 RID: 406 RVA: 0x00009938 File Offset: 0x00007B38
|
||||
public void EmitCollection(IEnumerable<ElementInit> initializers, LocalBuilder local)
|
||||
{
|
||||
foreach (ElementInit elementInit in initializers)
|
||||
{
|
||||
elementInit.Emit(this, local);
|
||||
}
|
||||
}
|
||||
|
||||
// Token: 0x06000197 RID: 407 RVA: 0x00009998 File Offset: 0x00007B98
|
||||
public void EmitCollection(IEnumerable<MemberBinding> bindings, LocalBuilder local)
|
||||
{
|
||||
foreach (MemberBinding memberBinding in bindings)
|
||||
{
|
||||
memberBinding.Emit(this, local);
|
||||
}
|
||||
}
|
||||
|
||||
// Token: 0x06000198 RID: 408 RVA: 0x000099F8 File Offset: 0x00007BF8
|
||||
public void EmitIsInst(Expression expression, Type candidate)
|
||||
{
|
||||
expression.Emit(this);
|
||||
Type type = expression.Type;
|
||||
if (type.IsValueType)
|
||||
{
|
||||
this.ig.Emit(OpCodes.Box, type);
|
||||
}
|
||||
this.ig.Emit(OpCodes.Isinst, candidate);
|
||||
}
|
||||
|
||||
// Token: 0x06000199 RID: 409 RVA: 0x00009A40 File Offset: 0x00007C40
|
||||
public void EmitScope()
|
||||
{
|
||||
this.ig.Emit(OpCodes.Ldarg_0);
|
||||
}
|
||||
|
||||
// Token: 0x0600019A RID: 410 RVA: 0x00009A54 File Offset: 0x00007C54
|
||||
public void EmitReadGlobal(object global)
|
||||
{
|
||||
this.EmitReadGlobal(global, global.GetType());
|
||||
}
|
||||
|
||||
// Token: 0x0600019B RID: 411 RVA: 0x00009A64 File Offset: 0x00007C64
|
||||
public void EmitLoadGlobals()
|
||||
{
|
||||
this.EmitScope();
|
||||
this.ig.Emit(OpCodes.Ldfld, typeof(ExecutionScope).GetField("Globals"));
|
||||
}
|
||||
|
||||
// Token: 0x0600019C RID: 412 RVA: 0x00009A9C File Offset: 0x00007C9C
|
||||
public void EmitReadGlobal(object global, Type type)
|
||||
{
|
||||
this.EmitLoadGlobals();
|
||||
this.ig.Emit(OpCodes.Ldc_I4, this.AddGlobal(global, type));
|
||||
this.ig.Emit(OpCodes.Ldelem, typeof(object));
|
||||
this.EmitLoadStrongBoxValue(type);
|
||||
}
|
||||
|
||||
// Token: 0x0600019D RID: 413 RVA: 0x00009AE8 File Offset: 0x00007CE8
|
||||
public void EmitLoadStrongBoxValue(Type type)
|
||||
{
|
||||
Type type2 = type.MakeStrongBoxType();
|
||||
this.ig.Emit(OpCodes.Isinst, type2);
|
||||
this.ig.Emit(OpCodes.Ldfld, type2.GetField("Value"));
|
||||
}
|
||||
|
||||
// Token: 0x0600019E RID: 414 RVA: 0x00009B28 File Offset: 0x00007D28
|
||||
private int AddGlobal(object value, Type type)
|
||||
{
|
||||
return this.context.AddGlobal(EmitContext.CreateStrongBox(value, type));
|
||||
}
|
||||
|
||||
// Token: 0x0600019F RID: 415 RVA: 0x00009B3C File Offset: 0x00007D3C
|
||||
public void EmitCreateDelegate(LambdaExpression lambda)
|
||||
{
|
||||
this.EmitScope();
|
||||
this.ig.Emit(OpCodes.Ldc_I4, this.AddChildContext(lambda));
|
||||
if (this.hoisted_store != null)
|
||||
{
|
||||
this.ig.Emit(OpCodes.Ldloc, this.hoisted_store);
|
||||
}
|
||||
else
|
||||
{
|
||||
this.ig.Emit(OpCodes.Ldnull);
|
||||
}
|
||||
this.ig.Emit(OpCodes.Callvirt, typeof(ExecutionScope).GetMethod("CreateDelegate"));
|
||||
this.ig.Emit(OpCodes.Castclass, lambda.Type);
|
||||
}
|
||||
|
||||
// Token: 0x060001A0 RID: 416 RVA: 0x00009BD8 File Offset: 0x00007DD8
|
||||
private void EmitStoreHoistedLocals()
|
||||
{
|
||||
this.EmitHoistedLocalsStore();
|
||||
for (int i = 0; i < this.hoisted.Count; i++)
|
||||
{
|
||||
this.EmitStoreHoistedLocal(i, this.hoisted[i]);
|
||||
}
|
||||
}
|
||||
|
||||
// Token: 0x060001A1 RID: 417 RVA: 0x00009C1C File Offset: 0x00007E1C
|
||||
private void EmitStoreHoistedLocal(int position, ParameterExpression parameter)
|
||||
{
|
||||
this.ig.Emit(OpCodes.Ldloc, this.hoisted_store);
|
||||
this.ig.Emit(OpCodes.Ldc_I4, position);
|
||||
parameter.Emit(this);
|
||||
this.EmitCreateStrongBox(parameter.Type);
|
||||
this.ig.Emit(OpCodes.Stelem, typeof(object));
|
||||
}
|
||||
|
||||
// Token: 0x060001A2 RID: 418 RVA: 0x00009C80 File Offset: 0x00007E80
|
||||
public void EmitLoadHoistedLocalsStore()
|
||||
{
|
||||
this.ig.Emit(OpCodes.Ldloc, this.hoisted_store);
|
||||
}
|
||||
|
||||
// Token: 0x060001A3 RID: 419 RVA: 0x00009C98 File Offset: 0x00007E98
|
||||
private void EmitCreateStrongBox(Type type)
|
||||
{
|
||||
this.ig.Emit(OpCodes.Newobj, type.MakeStrongBoxType().GetConstructor(new Type[] { type }));
|
||||
}
|
||||
|
||||
// Token: 0x060001A4 RID: 420 RVA: 0x00009CC0 File Offset: 0x00007EC0
|
||||
private void EmitHoistedLocalsStore()
|
||||
{
|
||||
this.EmitScope();
|
||||
this.hoisted_store = this.ig.DeclareLocal(typeof(object[]));
|
||||
this.ig.Emit(OpCodes.Callvirt, typeof(ExecutionScope).GetMethod("CreateHoistedLocals"));
|
||||
this.ig.Emit(OpCodes.Stloc, this.hoisted_store);
|
||||
}
|
||||
|
||||
// Token: 0x060001A5 RID: 421 RVA: 0x00009D28 File Offset: 0x00007F28
|
||||
public void EmitLoadLocals()
|
||||
{
|
||||
this.ig.Emit(OpCodes.Ldfld, typeof(ExecutionScope).GetField("Locals"));
|
||||
}
|
||||
|
||||
// Token: 0x060001A6 RID: 422 RVA: 0x00009D5C File Offset: 0x00007F5C
|
||||
public void EmitParentScope()
|
||||
{
|
||||
this.ig.Emit(OpCodes.Ldfld, typeof(ExecutionScope).GetField("Parent"));
|
||||
}
|
||||
|
||||
// Token: 0x060001A7 RID: 423 RVA: 0x00009D90 File Offset: 0x00007F90
|
||||
public void EmitIsolateExpression()
|
||||
{
|
||||
this.ig.Emit(OpCodes.Callvirt, typeof(ExecutionScope).GetMethod("IsolateExpression"));
|
||||
}
|
||||
|
||||
// Token: 0x060001A8 RID: 424 RVA: 0x00009DC4 File Offset: 0x00007FC4
|
||||
public int IndexOfHoistedLocal(ParameterExpression parameter)
|
||||
{
|
||||
if (!this.HasHoistedLocals)
|
||||
{
|
||||
return -1;
|
||||
}
|
||||
return this.hoisted.IndexOf(parameter);
|
||||
}
|
||||
|
||||
// Token: 0x060001A9 RID: 425 RVA: 0x00009DE0 File Offset: 0x00007FE0
|
||||
public bool IsHoistedLocal(ParameterExpression parameter, ref int level, ref int position)
|
||||
{
|
||||
if (this.parent == null)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
if (this.parent.hoisted != null)
|
||||
{
|
||||
position = this.parent.hoisted.IndexOf(parameter);
|
||||
if (position > -1)
|
||||
{
|
||||
return true;
|
||||
}
|
||||
}
|
||||
level++;
|
||||
return this.parent.IsHoistedLocal(parameter, ref level, ref position);
|
||||
}
|
||||
|
||||
// Token: 0x060001AA RID: 426 RVA: 0x00009E3C File Offset: 0x0000803C
|
||||
private int AddChildContext(LambdaExpression lambda)
|
||||
{
|
||||
return this.context.AddCompilationUnit(this, lambda);
|
||||
}
|
||||
|
||||
// Token: 0x060001AB RID: 427 RVA: 0x00009E4C File Offset: 0x0000804C
|
||||
private static object CreateStrongBox(object value, Type type)
|
||||
{
|
||||
return Activator.CreateInstance(type.MakeStrongBoxType(), new object[] { value });
|
||||
}
|
||||
|
||||
// Token: 0x0400006D RID: 109
|
||||
private CompilationContext context;
|
||||
|
||||
// Token: 0x0400006E RID: 110
|
||||
private EmitContext parent;
|
||||
|
||||
// Token: 0x0400006F RID: 111
|
||||
private LambdaExpression lambda;
|
||||
|
||||
// Token: 0x04000070 RID: 112
|
||||
private DynamicMethod method;
|
||||
|
||||
// Token: 0x04000071 RID: 113
|
||||
private LocalBuilder hoisted_store;
|
||||
|
||||
// Token: 0x04000072 RID: 114
|
||||
private List<ParameterExpression> hoisted;
|
||||
|
||||
// Token: 0x04000073 RID: 115
|
||||
public readonly ILGenerator ig;
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user