Max Regan
6e2f4096a2
Add a mostly non-functional Gameboy CPU and the skeleton of a Gameboy assembler intended for unit tests.
50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
#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
|