本文整理汇总了C#中System.Reflection.Emit.CodeGenerator.EmitAutoGlobalStorePrepare方法的典型用法代码示例。如果您正苦于以下问题：C# CodeGenerator.EmitAutoGlobalStorePrepare方法的具体用法？C# CodeGenerator.EmitAutoGlobalStorePrepare怎么用？C# CodeGenerator.EmitAutoGlobalStorePrepare使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Reflection.Emit.CodeGenerator的用法示例。
在下文中一共展示了CodeGenerator.EmitAutoGlobalStorePrepare方法的2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，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: EmitUnset
internal override void EmitUnset(CodeGenerator codeGenerator)
{
//Template: "unset(x)" x = null
Debug.Assert(access == AccessType.Read);
// Cases 1, 4, 5, 6, 9 never reached
Debug.Assert(codeGenerator.ChainBuilder.IsMember == false);
// Case 3 never reached
Debug.Assert(codeGenerator.ChainBuilder.IsArrayItem == false);
codeGenerator.ChainBuilder.QuietRead = true;
// 2, 7, 8
if (this.isMemberOf != null)
{
// 2: $b->a
// 8: b[]->a
codeGenerator.ChainBuilder.Create();
codeGenerator.ChainBuilder.Begin();
codeGenerator.ChainBuilder.QuietRead = true;
EmitUnsetField(codeGenerator);
codeGenerator.ChainBuilder.End();
return;
}
// 7: $a
// Check if the variable is auto-global
ILEmitter il = codeGenerator.IL;
if (codeGenerator.VariableIsAutoGlobal(varName))
{
codeGenerator.EmitAutoGlobalStorePrepare(varName);
il.Emit(OpCodes.Ldnull);
codeGenerator.EmitAutoGlobalStoreAssign();
return;
}
// Unset this variable
if (codeGenerator.OptimizedLocals)
{
// Template:
// unset(x) x = null
// unset(p) p.value = null <- this case isn't valid. When p is reference just create a new PhpReference
VariablesTable.Entry entry = codeGenerator.CurrentVariablesTable[varName];
if (entry.IsPhpReference)
{
il.Emit(OpCodes.Newobj, Constructors.PhpReference_Void);
entry.Variable.EmitStore(il);
}
else
{
il.Emit(OpCodes.Ldnull);
entry.Variable.EmitStore(il);
}
}
else
{
// CALL Operators.UnsetVariable(<script context>, <local variable table>, <variable name>);
codeGenerator.EmitLoadScriptContext();
codeGenerator.EmitLoadRTVariablesTable();
EmitName(codeGenerator);
il.Emit(OpCodes.Call, Methods.Operators.UnsetVariable);
}
}示例2: EmitStorePrepare
internal override void EmitStorePrepare(CodeGenerator codeGenerator)
{
ILEmitter il = codeGenerator.IL;
if (varName.IsThisVariableName)
{
// Error throwing code will be emitted in EmitVariableStoreAssign
}
else if (codeGenerator.VariableIsAutoGlobal(varName))
{
// Check if the variable is auto-global
codeGenerator.EmitAutoGlobalStorePrepare(varName);
}
else if (codeGenerator.OptimizedLocals)
{
// Template:
// "WRITE($x,value);"
// **** // if specified variable is of type PhpReference
// ldloc local
// **** // Otherwise do nothing
VariablesTable.Entry entry = codeGenerator.CurrentVariablesTable[varName];
if (entry.IsPhpReference)
{
entry.Variable.EmitLoad(il);
}
// Otherwise do nothing
// Now load the value, then call EmitVariableStoreAssignOptimized() to store the value ...
}
else
{
// Template:
// void Operators.SetVariable(table, "x", PhpVariable.Copy(Operators.getValue(table, "x"), CopyReason.Assigned));
codeGenerator.EmitLoadScriptContext();
codeGenerator.EmitLoadRTVariablesTable();
EmitName(codeGenerator);
// Now load the value, then call SetVariable() to store the value ...
}
}