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fix: 修复 EvalStackCalculator::ReduceBaseType计算boxed值类型和class类型的base type失败的bug

main
walon 2025-09-14 09:15:58 +08:00
parent 403764e7af
commit 747ee88fd3
1 changed files with 101 additions and 34 deletions
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87
Editor/Emit/EvalStackCalculator.cs
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@ -1006,7 +1006,7 @@ namespace Obfuz.Emit
}
}
private TypeSig ReduceBaseType(TypeSig type1, TypeSig type2)
private TypeSig ReduceBaseType(TypeSig type1, TypeSig type2, bool forceRefType)
{
if (TypeEqualityComparer.Instance.Equals(type1, type2))
{
@ -1025,9 +1025,6 @@ namespace Obfuz.Emit
switch (t1)
{
case ElementType.Void:
case ElementType.R4:
case ElementType.R8:
case ElementType.R:
case ElementType.TypedByRef:
case ElementType.ValueArray:
{
@ -1037,6 +1034,26 @@ namespace Obfuz.Emit
}
return type1;
}
case ElementType.R4:
case ElementType.R8:
case ElementType.R:
{
if (t1 == t2)
{
return type1;
}
if (forceRefType)
{
switch (t2)
{
case ElementType.Class:
case ElementType.GenericInst:
return type2;
default: return _corLibTypes.Object;
}
}
break;
}
case ElementType.Boolean:
case ElementType.Char:
case ElementType.I1:
@ -1066,6 +1083,20 @@ namespace Obfuz.Emit
{
return type2;
}
default:
{
if (forceRefType)
{
switch (t2)
{
case ElementType.Class:
case ElementType.GenericInst:
return type2;
default: return _corLibTypes.Object;
}
}
break;
}
}
break;
}
@ -1078,8 +1109,24 @@ namespace Obfuz.Emit
case ElementType.U:
case ElementType.I8:
case ElementType.U8:
{
return type1;
}
default:
{
if (forceRefType)
{
switch (t2)
{
case ElementType.Class:
case ElementType.GenericInst:
return type2;
default: return _corLibTypes.Object;
}
}
break;
}
}
break;
}
case ElementType.I:
@ -1096,6 +1143,20 @@ namespace Obfuz.Emit
{
return type2;
}
default:
{
if (forceRefType)
{
switch (t2)
{
case ElementType.Class:
case ElementType.GenericInst:
return type2;
default: return _corLibTypes.Object;
}
}
break;
}
}
break;
}
@ -1111,8 +1172,8 @@ namespace Obfuz.Emit
{
switch (t2)
{
case ElementType.Ptr: return new PtrSig(ReduceBaseType(type1.Next, type2.Next));
case ElementType.ByRef: return new ByRefSig(ReduceBaseType(type1.Next, type2.Next));
case ElementType.Ptr: return new PtrSig(ReduceBaseType(type1.Next, type2.Next, false));
case ElementType.ByRef: return new ByRefSig(ReduceBaseType(type1.Next, type2.Next, false));
case ElementType.I:
case ElementType.U: return type1;
}
@ -1122,7 +1183,7 @@ namespace Obfuz.Emit
{
switch (t2)
{
case ElementType.ByRef: return new ByRefSig(ReduceBaseType(type1.Next, type2.Next));
case ElementType.ByRef: return new ByRefSig(ReduceBaseType(type1.Next, type2.Next, false));
case ElementType.I:
case ElementType.U: return type1;
}
@ -1130,6 +1191,10 @@ namespace Obfuz.Emit
}
case ElementType.ValueType:
{
if (forceRefType)
{
return type2;
}
break;
}
case ElementType.Class:
@ -1193,7 +1258,7 @@ namespace Obfuz.Emit
switch (t2)
{
case ElementType.Array:
return new ArraySig(ReduceBaseType(type1.Next, type2.Next));
return new ArraySig(ReduceBaseType(type1.Next, type2.Next, false));
case ElementType.SZArray:
return _method.Module.ImportAsTypeSig(typeof(Array));
case ElementType.GenericInst:
@ -1261,13 +1326,15 @@ namespace Obfuz.Emit
break;
}
case ElementType.Object:
{
return type1;
}
case ElementType.SZArray:
{
switch (t2)
{
case ElementType.SZArray:
return new SZArraySig(ReduceBaseType(type1.Next, type2.Next));
return new SZArraySig(ReduceBaseType(type1.Next, type2.Next, false));
case ElementType.MVar:
return _corLibTypes.Object;
}
@ -1324,7 +1391,7 @@ namespace Obfuz.Emit
{
return type1;
}
return new EvalDataTypeWithSig(type1.type, ReduceBaseType(type1.typeSig, type2.typeSig));
return new EvalDataTypeWithSig(type1.type, ReduceBaseType(type1.typeSig, type2.typeSig, type1.type == EvalDataType.Ref));
}
case EvalDataType.ValueType:
{