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#ifndef _ID_TABLE_
#define _ID_TABLE_
#include "ast.h"
#include "mytype.h"
// When NUM_AGENT is 256:
// 0 .. 255: AGENT
// 256 : NAME,
// 257 .. : GNAME
#define ID_INT 0
// NOTE:
// For a NEW BUILT-IN AGENT,
// STORE the ARITY on IdTable in the function IdTable_init()!
#define ID_TUPLE0 1
#define ID_TUPLE1 2
#define ID_TUPLE2 3
#define ID_TUPLE3 4
#define ID_TUPLE4 5
#define ID_TUPLE5 6
#define GET_TUPLEID(arity) (ID_TUPLE0+arity)
#define IS_TUPLEID(id) ((id >= ID_TUPLE0) && (id <= ID_TUPLE5))
#define GET_TUPLEARITY(id) (id - ID_TUPLE0)
#define ID_NIL 7
#define ID_CONS 8
#define IS_LISTID(id) ((id == ID_NIL) && (id == ID_CONS))
#define ID_INTAGENT 10 // This is an experimental dummy agent
// to show the use effect of Int agent.
#define START_ID_OF_BUILTIN_CONSTRUCTOR_AGENT 10
#define START_ID_OF_BUILTIN_OP_AGENT 15
#define ID_APPEND 15
#define ID_MERGER 16
#define ID_MERGER_P 17
#define ID_ADD 18
#define ID_ADD2 19
#define ID_SUB 20
#define ID_SUB2 21
#define ID_MUL 22
#define ID_MUL2 23
#define ID_DIV 24
#define ID_DIV2 25
#define ID_MOD 26
#define ID_MOD2 27
#define ID_ERASER 28
#define END_ID_OF_BUILTIN_OP_AGENT 28
#define START_ID_OF_AGENT END_ID_OF_BUILTIN_OP_AGENT+1
//#define NUM_AGENTS 1024
#define END_ID_OF_AGENT 255
#define NUM_AGENTS END_ID_OF_AGENT+1 // 256
#define ID_NAME NUM_AGENTS // starts from 256 (NUM_AGENTS)
#define START_ID_OF_GNAME ID_NAME+1
#define NUM_GNAMES NUM_AGENTS // 256: the same as the size of AGENT
//#define IS_AGENTID(a) (a < ID_NAME)
#define IS_AGENTID(a) (!(a & 0x100)) // less than 256
#define IS_NAMEID(a) (a >= ID_NAME)
#define IS_GNAMEID(a) (a > ID_NAME)
#define IS_LOCAL_NAMEID(a) (a == ID_NAME)
#define IS_BUILTIN_AGENTID(a) (a <= END_ID_OF_BUILTIN_AGENT)
#define SET_LOCAL_NAMEID(a) (a = ID_NAME)
/**************************************
TABLE for SYMBOLS
**************************************/
typedef struct {
char *name;
union {
int arity;
VALUE heap;
} aux;
} IdTableT;
#define IDTABLE_SIZE (NUM_AGENTS + NUM_GNAMES) // AGENT + GNAME
void IdTable_init();
void IdTable_set_name(int id, char *symname);
char *IdTable_get_name(int id);
void IdTable_set_arity(int id, int arity);
int IdTable_get_arity(int id);
void IdTable_set_heap(int id, VALUE heap);
VALUE IdTable_get_heap(int id);
int IdTable_new_agentid();
int IdTable_new_gnameid();
int IdTable_getid_builtin_funcAgent(Ast *agent);
#endif
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