#include <compiler/fzl_gen.h>
#include <compiler/internals/gen.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdlib.h>

// Check ops length and resize if needed
bool ops_check_size(fzl_gen_t *gen)
{
  if (!gen)
    return false;

  if (gen->ops_count >= gen->ops_remainder)
  {
    gen->ops_remainder *= 2;
    size_t *newops = realloc(gen->ops, gen->ops_remainder * sizeof(size_t));
    if (!newops)
      return false;

    gen->ops = newops;
  }

  return true;
}

// Push opcode
void gen_op(fzl_gen_t *gen, fzl_opcode_t opcode)
{
  if (!gen)
    return;

  if (!ops_check_size(gen))
    return;

  gen->ops[gen->ops_count++] = opcode;
}

// Push word
void gen_word(fzl_gen_t *gen, size_t word)
{
  if (!gen)
    return;

  if (!ops_check_size(gen))
    return;

  gen->ops[gen->ops_count++] = word;
}