mirror of https://github.com/tbklang/tlang.git
147 lines
2.7 KiB
D
147 lines
2.7 KiB
D
module tlang.compiler.symbols.typing.core;
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import tlang.compiler.symbols.data;
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import std.string : cmp;
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import std.conv : to;
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public import tlang.compiler.symbols.typing.builtins;
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public class Type : Entity
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{
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/* TODO: Add width here */
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/**
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* TODO: See what we need in here, Entity name could be our Type name
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* But to make it look nice we could just have `getType`
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* Actually yeah, we should, as Number types won't be entities
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* Wait lmao they will
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*/
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this(string name)
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{
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super(name);
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}
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// TODO: A comparator would be nice but I would have to then see
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// ... where referene equality was used, hence I stear clear of that
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}
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public final class Void : Primitive
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{
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this()
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{
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super("void");
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}
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}
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public class Primitive : Type
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{
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this(string name)
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{
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super(name);
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}
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}
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/* TODO: Move width to Type class */
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public class Number : Primitive
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{
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/* Number of bytes (1,2,4,8) */
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private ubyte width;
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/* TODO: Aligbment details etc. */
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this(string name, ubyte width)
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{
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super(name);
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this.width = width;
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}
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public final ubyte getSize()
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{
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return width;
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}
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}
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public class Integer : Number
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{
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/* Whether or not signed (if so, then 2's complement) */
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private bool signed;
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this(string name, ubyte width, bool signed = false)
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{
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super(name, width);
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this.signed = signed;
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}
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public final bool isSigned()
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{
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return signed;
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}
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/* TODO: Remove ig */
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public override string toString()
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{
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return name;
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}
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}
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public class Float : Number
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{
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this(string name, ubyte width)
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{
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super(name, width);
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}
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}
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public class Pointer : Integer
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{
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/* Data type being pointed to */
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private Type dataType;
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this(Type dataType)
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{
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/* The name should be `dataType*` */
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string name = dataType.toString()~"*";
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/* TODO: Change below, per architetcure (the 8 byte width) */
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super(name, 8);
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this.dataType = dataType;
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}
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public Type getReferredType()
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{
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return dataType;
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}
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}
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/**
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* Stack-based Array type
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*/
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public class StackArray : Type
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{
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/* Size of the stack array to allocate */
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private ulong arraySize;
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/* Component type */
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private Type elementType;
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this(Type elementType, ulong arraySize)
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{
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/* The name should be `elementType[arraySize]` */
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super(to!(string)(elementType)~"["~to!(string)(arraySize)~"]");
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this.elementType = elementType;
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this.arraySize = arraySize;
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}
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public Type getComponentType()
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{
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return elementType;
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}
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public ulong getAllocatedSize()
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{
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return arraySize;
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}
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} |