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Added Compiler.Align

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This commit is contained in:
Brian Fiete 2022-08-28 07:41:35 -07:00
parent ec4ccb2e9c
commit 8aef7275d0
5 changed files with 55 additions and 13 deletions
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7
BeefLibs/corlib/src/Compiler.bf
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@ -300,6 +300,7 @@ namespace System
}
static extern void Comptime_SetReturnType(int32 typeId);
static extern void Comptime_Align(int32 typeId, int32 align);
static extern void* Comptime_MethodBuilder_EmitStr(void* native, StringView str);
static extern void* Comptime_CreateMethod(int32 typeId, StringView methodName, Type returnType, MethodFlags methodFlags);
static extern void Comptime_EmitTypeBody(int32 typeId, StringView text);
@ -328,6 +329,12 @@ namespace System
Comptime_SetReturnType((.)type.TypeId);
}
[Comptime(OnlyFromComptime=true)]
public static void Align(Type type, int align)
{
Comptime_Align((.)type.TypeId, (.)align);
}
[Comptime(OnlyFromComptime=true)]
public static void EmitAddInterface(Type owner, Type iface)
{

1
BeefLibs/corlib/src/Interop.bf
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@ -108,6 +108,7 @@ namespace System
if ((field.FieldType == null) || (!field.FieldType.IsSizedArray) || (field.FieldType.Size != 0))
Runtime.FatalError("Type must end in a zero-sized array");
var elementType = (field.FieldType as SizedArrayType).UnderlyingType;
Compiler.Align(type, elementType.Align);
Compiler.EmitTypeBody(type, scope $"""
public {elementType}* {mName} mut => (({elementType}*)((uint8*)&this + Math.Align(typeof(Self).Size, typeof({elementType}).Align)));
public static int GetAllocSize(int arrayCount) => Math.Align(typeof(Self).Size, typeof({elementType}).Align) + typeof({elementType}).Size*arrayCount;