bytecode.h

#ifndef RUJA_BYTECODE_H
#define RUJA_BYTECODE_H

#include "common.h"
#include "word.h"

typedef enum {
    OP_HALT,

    OP_NIL,
    OP_TRUE,
    OP_FALSE,

    OP_NOT,
    OP_NEG,

    OP_ADD,
    OP_SUB,
    OP_MUL,
    OP_DIV,

    OP_EQ,
    OP_NEQ,
    OP_LT,
    OP_LTE,
    OP_GT,
    OP_GTE,

    OP_AND,
    OP_OR,

    OP_JUMP,
    OP_JZ,

    OP_CONST,
} Opcode;

typedef struct {
    size_t count;
    size_t capacity;
    Word* items;
} Constants;

Constants* constants_new();
void constants_free(Constants* constants);

typedef struct {
    size_t count;
    size_t capacity;
    uint8_t* items;
    size_t*  lines;

    Constants* constants;
} Bytecode;

Bytecode* bytecode_new();
void bytecode_free(Bytecode* bytecode);

size_t add_constant(Bytecode* bytecode, Word word);
void add_opcode(Bytecode* bytecode, uint8_t byte, size_t line);
void add_operand(Bytecode* bytecode, size_t bytes, size_t line);


void print_operand(Bytecode* bytecode, size_t index, int format);
const char* opcode_to_string(Opcode opcode);
void disassemble(Bytecode* bytecode, const char* name);

void save_bytecode(Bytecode* bytecode, const char* filename);
Bytecode* load_bytecode(const char* filename);



#endif // RUJA_BYTECODE_H