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source/toy_literal.h

@@ -39,45 +39,49 @@ typedef enum {
 } Toy_LiteralType;
 
 typedef struct Toy_Literal {
-	Toy_LiteralType type;
 	union {
-		bool boolean;
-		int integer;
-		float number;
+		bool boolean; //1
+		int integer; //4
+		float number;//4
+
 		struct {
-			Toy_RefString* ptr;
+			Toy_RefString* ptr; //8
 			//string hash?
-		} string;
+		} string; //8
 
-		void* array;
-		void* dictionary;
+		void* array; //8
+		void* dictionary; //8
 
 		struct {
-			void* bytecode;
-			Toy_NativeFn native; //already a pointer
-			Toy_HookFn hook; //already a pointer
-			void* scope;
-			int length;
-		} function;
+			union {
+				void* bytecode;  //8
+				Toy_NativeFn native; //8
+				Toy_HookFn hook; //8
+			} inner;  //8
+			void* scope; //8
+		} function; //16
 
 		struct { //for variable names
-            Toy_RefString* ptr;
-			int hash;
-        } identifier;
+            Toy_RefString* ptr;  //8
+			int hash; //4
+        } identifier; //16
 
 		struct {
-			Toy_LiteralType typeOf;
-			bool constant;
-			void* subtypes; //for nested types caused by compounds
-			int capacity;
-			int count;
-		} type;
+			void* subtypes; //8
+			Toy_LiteralType typeOf;  //4
+			unsigned char capacity; //1
+			unsigned char count; //1
+			bool constant; //1
+		} type; //16
 
 		struct {
-			void* ptr;
-			int tag;
-		} opaque;
-	} as;
+			void* ptr; //8
+			int tag; //4
+		} opaque; //16
+	} as; //16
+
+	Toy_LiteralType type; //4
+	int bytecodeLength; //4 - shenanigans with byte alignment reduces the size of Toy_Literal
 } Toy_Literal;
 
 #define TOY_IS_NULL(value)						((value).type == TOY_LITERAL_NULL)
@@ -101,34 +105,36 @@ typedef struct Toy_Literal {
 #define TOY_AS_ARRAY(value)						((Toy_LiteralArray*)((value).as.array))
 #define TOY_AS_DICTIONARY(value)				((Toy_LiteralDictionary*)((value).as.dictionary))
 #define TOY_AS_FUNCTION(value)					((value).as.function)
-#define TOY_AS_FUNCTION_NATIVE(value)			((value).as.function.native)
-#define TOY_AS_FUNCTION_HOOK(value)				((value).as.function.hook)
+#define TOY_AS_FUNCTION_NATIVE(value)			((value).as.function.inner.native)
+#define TOY_AS_FUNCTION_HOOK(value)				((value).as.function.inner.hook)
 #define TOY_AS_IDENTIFIER(value)				((value).as.identifier.ptr)
 #define TOY_AS_TYPE(value)						((value).as.type)
 #define TOY_AS_OPAQUE(value)					((value).as.opaque.ptr)
 
-#define TOY_TO_NULL_LITERAL						((Toy_Literal){TOY_LITERAL_NULL,			{ .integer = 0 }})
-#define TOY_TO_BOOLEAN_LITERAL(value)			((Toy_Literal){TOY_LITERAL_BOOLEAN,			{ .boolean = value }})
-#define TOY_TO_INTEGER_LITERAL(value)			((Toy_Literal){TOY_LITERAL_INTEGER,			{ .integer = value }})
-#define TOY_TO_FLOAT_LITERAL(value)				((Toy_Literal){TOY_LITERAL_FLOAT,			{ .number = value }})
+#define TOY_TO_NULL_LITERAL						((Toy_Literal){{ .integer = 0 }, TOY_LITERAL_NULL, 0})
+#define TOY_TO_BOOLEAN_LITERAL(value)			((Toy_Literal){{ .boolean = value }, TOY_LITERAL_BOOLEAN, 0})
+#define TOY_TO_INTEGER_LITERAL(value)			((Toy_Literal){{ .integer = value }, TOY_LITERAL_INTEGER, 0})
+#define TOY_TO_FLOAT_LITERAL(value)				((Toy_Literal){{ .number = value }, TOY_LITERAL_FLOAT, 0})
 #define TOY_TO_STRING_LITERAL(value)			Toy_private_toStringLiteral(value)
-#define TOY_TO_ARRAY_LITERAL(value)				((Toy_Literal){TOY_LITERAL_ARRAY,			{ .array = value }})
-#define TOY_TO_DICTIONARY_LITERAL(value)		((Toy_Literal){TOY_LITERAL_DICTIONARY,		{ .dictionary = value }})
-#define TOY_TO_FUNCTION_LITERAL(value, l)		((Toy_Literal){TOY_LITERAL_FUNCTION,		{ .function.bytecode = value, .function.scope = NULL, .function.length = l }})
-#define TOY_TO_FUNCTION_NATIVE_LITERAL(value)	((Toy_Literal){TOY_LITERAL_FUNCTION_NATIVE,	{ .function.native = value, .function.scope = NULL, .function.length = 0 }})
-#define TOY_TO_FUNCTION_HOOK_LITERAL(value)		((Toy_Literal){TOY_LITERAL_FUNCTION_HOOK,	{ .function.hook = value, .function.scope = NULL, .function.length = 0 }})
+#define TOY_TO_ARRAY_LITERAL(value)				((Toy_Literal){{ .array = value }, TOY_LITERAL_ARRAY, 0})
+#define TOY_TO_DICTIONARY_LITERAL(value)		((Toy_Literal){{ .dictionary = value }, TOY_LITERAL_DICTIONARY, 0})
+#define TOY_TO_FUNCTION_LITERAL(value, l)		((Toy_Literal){{ .function.inner.bytecode = value, .function.scope = NULL }, TOY_LITERAL_FUNCTION, l})
+#define TOY_TO_FUNCTION_NATIVE_LITERAL(value)	((Toy_Literal){{ .function.inner.native = value, .function.scope = NULL }, TOY_LITERAL_FUNCTION_NATIVE, 0})
+#define TOY_TO_FUNCTION_HOOK_LITERAL(value)		((Toy_Literal){{ .function.inner.hook = value, .function.scope = NULL }, TOY_LITERAL_FUNCTION_HOOK, 0})
 #define TOY_TO_IDENTIFIER_LITERAL(value)		Toy_private_toIdentifierLiteral(value)
-#define TOY_TO_TYPE_LITERAL(value, c)			((Toy_Literal){ TOY_LITERAL_TYPE,			{ .type.typeOf = value, .type.constant = c, .type.subtypes = NULL, .type.capacity = 0, .type.count = 0 }})
-#define TOY_TO_OPAQUE_LITERAL(value, t)			((Toy_Literal){ TOY_LITERAL_OPAQUE,			{ .opaque.ptr = value, .opaque.tag = t }})
+#define TOY_TO_TYPE_LITERAL(value, c)			((Toy_Literal){{ .type.typeOf = value, .type.constant = c, .type.subtypes = NULL, .type.capacity = 0, .type.count = 0 }, TOY_LITERAL_TYPE, 0})
+#define TOY_TO_OPAQUE_LITERAL(value, t)			((Toy_Literal){{ .opaque.ptr = value, .opaque.tag = t }, TOY_LITERAL_OPAQUE, 0})
 
 //BUGFIX: For blank indexing
 #define TOY_IS_INDEX_BLANK(value)				((value).type == TOY_LITERAL_INDEX_BLANK)
-#define TOY_TO_INDEX_BLANK_LITERAL				((Toy_Literal){TOY_LITERAL_INDEX_BLANK,	{ .integer = 0 }})
+#define TOY_TO_INDEX_BLANK_LITERAL				((Toy_Literal){{ .integer = 0 }, TOY_LITERAL_INDEX_BLANK, 0})
 
 TOY_API void Toy_freeLiteral(Toy_Literal literal);
 
 #define TOY_IS_TRUTHY(x) Toy_private_isTruthy(x)
 
+#define TOY_AS_FUNCTION_BYTECODE_LENGTH(lit)	((lit).bytecodeLength)
+
 #define TOY_MAX_STRING_LENGTH					4096
 #define TOY_HASH_I(lit)							((lit).as.identifier.hash)
 #define TOY_TYPE_PUSH_SUBTYPE(lit, subtype)		Toy_private_typePushSubtype(lit, subtype)