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Added RefType, changed how CRepr types are represented

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This commit is contained in:
Brian Fiete 2020-07-02 11:05:17 -07:00
parent 716f7b3638
commit 0c946de3ca
13 changed files with 311 additions and 40 deletions
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113
IDE/mintest/minlib/src/System/Type.bf
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@ -12,7 +12,7 @@ namespace System
// including the vtable and interface slots
}
[CRepr, AlwaysInclude(AssumeInstantiated=true)]
[Ordered, AlwaysInclude(AssumeInstantiated=true)]
public class Type
{
extern const Type* sTypes;
@ -35,6 +35,14 @@ namespace System
}
}
public static Enumerator Types
{
get
{
return .();
}
}
public int32 Size
{
get
@ -461,6 +469,35 @@ namespace System
{
return FieldInfo.Enumerator(null, bindingFlags);
}
public Result<T> GetCustomAttribute<T>() where T : Attribute
{
if (var typeInstance = this as TypeInstance)
return typeInstance.[Friend]GetCustomAttribute<T>(typeInstance.[Friend]mCustomAttributesIdx);
return .Err;
}
public override void ToString(String strBuffer)
{
GetFullName(strBuffer);
}
public struct Enumerator : IEnumerator<Type>
{
int32 mCurId;
public Result<Type> GetNext() mut
{
while (true)
{
if (mCurId >= sTypeCount)
return .Err;
let type = sTypes[mCurId++];
if (type != null)
return .Ok(type);
}
}
}
}
enum TypeCode : uint8
@ -521,7 +558,7 @@ namespace System.Reflection
}
}
[CRepr, AlwaysInclude(AssumeInstantiated=true)]
[Ordered, AlwaysInclude(AssumeInstantiated=true)]
public class TypeInstance : Type
{
[CRepr, AlwaysInclude]
@ -588,15 +625,14 @@ namespace System.Reflection
uint8 mInterfaceCount;
int16 mMethodDataCount;
int16 mPropertyDataCount;
int16 mFieldDataCount;
int16 mFieldDataCount;
void* mInterfaceDataPtr;
MethodData* mMethodDataPtr;
void* mPropertyDataPtr;
FieldData* mFieldDataPtr;
FieldData* mFieldDataPtr;
void** mCustomAttrDataPtr;
public override int32 InstanceSize
{
get
@ -716,9 +752,25 @@ namespace System.Reflection
{
return FieldInfo.Enumerator(this, bindingFlags);
}
Result<T> GetCustomAttribute<T>(int customAttributeIdx) where T : Attribute
{
if (customAttributeIdx == -1)
return .Err;
void* data = mCustomAttrDataPtr[customAttributeIdx];
T attrInst = ?;
switch (AttributeInfo.GetCustomAttribute(data, typeof(T), &attrInst))
{
case .Ok: return .Ok(attrInst);
default:
return .Err;
}
}
}
[CRepr, AlwaysInclude(AssumeInstantiated=true)]
[Ordered, AlwaysInclude(AssumeInstantiated=true)]
class PointerType : Type
{
TypeId mElementType;
@ -738,7 +790,43 @@ namespace System.Reflection
}
}
[CRepr, AlwaysInclude(AssumeInstantiated=true)]
[Ordered, AlwaysInclude(AssumeInstantiated=true)]
class RefType : Type
{
public enum RefKind
{
Ref,
Out,
Mut
}
TypeId mElementType;
RefKind mRefKind;
public RefKind RefKind => mRefKind;
public override Type UnderlyingType
{
get
{
return Type.[Friend]GetType(mElementType);
}
}
public override void GetFullName(String strBuffer)
{
switch (mRefKind)
{
case .Ref: strBuffer.Append("ref ");
case .Out: strBuffer.Append("out ");
case .Mut: strBuffer.Append("mut ");
}
UnderlyingType.GetFullName(strBuffer);
}
}
[Ordered, AlwaysInclude(AssumeInstantiated=true)]
class SizedArrayType : Type
{
TypeId mElementType;
@ -769,7 +857,7 @@ namespace System.Reflection
}
}
[CRepr, AlwaysInclude(AssumeInstantiated=true)]
[Ordered, AlwaysInclude(AssumeInstantiated=true)]
class UnspecializedGenericType : TypeInstance
{
[CRepr, AlwaysInclude]
@ -782,7 +870,7 @@ namespace System.Reflection
}
// Only for resolved types
[CRepr, AlwaysInclude(AssumeInstantiated=true)]
[Ordered, AlwaysInclude(AssumeInstantiated=true)]
class SpecializedGenericType : TypeInstance
{
TypeId mUnspecializedType;
@ -828,7 +916,7 @@ namespace System.Reflection
}
}
[CRepr, AlwaysInclude(AssumeInstantiated=true)]
[Ordered, AlwaysInclude(AssumeInstantiated=true)]
class ArrayType : SpecializedGenericType
{
int32 mElementSize;
@ -890,7 +978,7 @@ namespace System.Reflection
EnumDiscriminator = 0x0200
}
public enum MethodFlags : int16
public enum MethodFlags : uint16
{
MethodAccessMask = 0x0007,
PrivateScope = 0x0000, // Member not referenceable.
@ -923,6 +1011,7 @@ namespace System.Reflection
StdCall = 0x1000,
FastCall = 0x2000,
ThisCall = 0x3000, // Purposely resuing StdCall|FastCall
Mutating = 0x4000
Mutating = 0x4000,
Constructor = 0x8000,
}
}