#ifndef TYPES_H
#define TYPES_H
#include "nodes.h"

typedef struct binding {
  char* name;
  NODE* tree;
  struct environ *env;
} BIND;

typedef struct blist {
  BIND* binding;
  struct blist *next;
} BLIST;

typedef struct environ {
  BLIST *bindings;
  struct environ *parent;
} ENV;

typedef struct tac_elem {
  TOKEN* src;
  TOKEN* dst;
  TOKEN* tgt;
  int op;
} TAC_T;

typedef struct tac_list {
  TAC_T* elem;
  struct tac_list* next;
} TLIST;

typedef struct tacs {
  TLIST* list;
} TACS;

typedef struct reg {
  int num;
  int stored;
} REG;

typedef struct varloc {
  TOKEN* var;
  int loc_idx;
} VARLOC;

#endif