#ifndef SK_PROG_H
#define SK_PROG_H

#include "commons.h"
#include "value.h"

#define SK_NO_PARAM (-1)
#define OPCODE(G) \
G(OP_PUSH), \
G(OP_ADD), G(OP_SUB), G(OP_MUL), \
G(OP_DIV), G(OP_MOD), G(OP_POW), \
G(OP_USUB), G(OP_ASSERT_EQ), \
G(OP_NOT), G(OP_AND), G(OP_OR), \
G(OP_BR), G(OP_BRF), G(OP_LT), G(OP_GT), \
G(OP_EQUAL)

SK_ENUM_H(Opcode, OPCODE);

struct prog
{
    struct vec opcodes;
    struct vec params;
    struct vec constants;
};

void prog_init(struct prog* self);
void prog_free(struct prog* self);

size_t prog_add_instr(struct prog* self,
                      Opcode opcode,
                      size_t param);

size_t prog_add_constant(struct prog* self,
                         struct value* new_value);
#endif