#ifndef GBASM_TYPES_H
#define GBASM_TYPES_H

#include <stdint.h>

#include "gbasm/gb_types.h"
#include "gbasm/emitter.h"

struct gbasm_parsed_inst {
	const char *src_line;
	const char *file_name;
	const char *opcode;
	int line_num;

	struct gbasm_operand operands[GBASM_MAX_OPERANDS];
	int num_operands;
};

struct gbasm_op_info {
	char *opcode;
	uint32_t operand_types[GBASM_MAX_OPERANDS];

	int (*check)(const struct gbasm_parsed_inst *inst,
	             const struct gbasm_op_info *op_info);
	size_t (*length)(const struct gbasm_parsed_inst *inst,
	                 const struct gbasm_op_info *info);
	size_t (*emit)(struct emitter *emitter,
	               const struct gbasm_parsed_inst *inst);
};

struct gbasm_operand_info {
	
	const char *token;

	bool fixed;
	union {
		/* Valid iff fixed == true */
		int (*convert)(const char *token, struct gbasm_operand *operand);
		/* Valid iff fixed == false */
		struct gbasm_operand op_info;
	};
};

struct gbasm_operand_prefix {
	const char *prefix;
	int (*convert)(const char *token, struct gbasm_operand *operand);
};

#endif