forth/include/fh_builtins.h

/**
 * Forth built-ins
 *
 * Created on 2021/11/13.
 */

#ifndef FORTH_FH_BUILTINS_H
#define FORTH_FH_BUILTINS_H

struct name_and_handler {
  const char *name;
  word_exec_t handler;
  bool immediate;
  uint32_t param;
};

enum fh_error fh_register_words_from_array(struct fh_thread_s *fh, const struct name_and_handler *p);

enum fh_error register_builtin_words(struct fh_thread_s *fh);

#define TOBOOL(a) ((a) == 0 ? 0 : 0xFFFFFFFF)

#define ENSURE_STATE(__state) do {      \
  if (fh->state != (__state)) {         \
    LOGE("Invalid state %d, expected %d", fh->state, (__state)); \
    return FH_ERR_INVALID_STATE;        \
  }                                     \
} while (0)

extern const struct name_and_handler fh_builtins_control[];
extern const struct name_and_handler fh_builtins_arith[];
extern const struct name_and_handler fh_builtins_stack[];
extern const struct name_and_handler fh_builtins_mem[];
extern const struct name_and_handler fh_builtins_meta[];
extern const struct name_and_handler fh_builtins_text[];
extern const struct name_and_handler fh_builtins_system[];

enum fh_error ds_pop_addr_len(struct fh_thread_s *fh, uint32_t *addr, uint32_t *len);

enum fh_error wp_const(struct fh_thread_s *fh, const struct fh_word_s *w);

enum fh_error wp_mul(struct fh_thread_s *fh, const struct fh_word_s *w);

enum fh_error wp_add(struct fh_thread_s *fh, const struct fh_word_s *w);

#endif //FORTH_FH_BUILTINS_H