Initial commit

src/types.h

@@ -0,0 +1,73 @@
+#ifndef NCTREF_TYPES_H
+#define NCTREF_TYPES_H
+
+#include<stddef.h>
+#include<stdint.h>
+
+typedef enum {
+	TYPE_TYPE_PRIMITIVE, TYPE_TYPE_COMPOUND, TYPE_TYPE_POINTER, TYPE_TYPE_FUNCTION, TYPE_TYPE_ARRAY, TYPE_TYPE_ERROR
+} TypeType;
+
+union Type;
+
+typedef struct TypePrimitive {
+	TypeType type;
+	
+	const char *src;
+	
+	uint16_t width;
+	int base;
+	
+	int isFloat;
+	int isUnsigned;
+	int isNative;
+	int isMinimum;
+	
+	int vector; /* 1 for no vector. */
+	
+	struct TypePrimitive *next;
+} TypePrimitive;
+
+typedef struct TypePointer {
+	TypeType type;
+	
+	union Type *of;
+} TypePointer;
+
+typedef struct TypeFunction {
+	TypeType type;
+	
+	union Type *ret;
+	
+	union Type **args;
+	size_t argCount;
+} TypeFunction;
+
+typedef struct TypeArray {
+	TypeType type;
+	
+	union Type *of;
+	size_t length; /* 0 means unknown */
+} TypeArray;
+
+typedef union Type {
+	TypeType type;
+	
+	TypePrimitive primitive;
+	TypePointer pointer;
+	TypeFunction function;
+	TypeArray array;
+} Type;
+
+extern Type TYPE_ERROR;
+
+Type *primitive_parse(const char*);
+
+size_t type_size(Type*);
+int type_equal(Type*, Type*);
+Type *type_pointer_wrap(Type*);
+
+/* 0 = not castable, 1 = explicitly castable, 2 = implicitly castable */
+int type_is_castable(Type *from, Type *to);
+
+#endif