/*------------------------------------------------------------------------*/
static _NIL_TYPE_ INI(_NIL_TYPE_)
{ _EXP_TYPE_ dct, exp, nbr, tab, val;
_UNS_TYPE_ ctr, siz;
_stk_claim_();
_stk_pop_EXP_(val);
_stk_pop_EXP_(nbr);
_stk_pop_EXP_(exp);
_stk_peek_EXP_(tab);
siz = _ag_get_TAB_SIZ_(tab);
ctr = _ag_get_NBU_(nbr);
_ag_set_TAB_EXP_(tab, ctr, val);
if (ctr < siz)
{ nbr = _ag_succ_NBR_(nbr);
_stk_push_EXP_(exp);
_stk_push_EXP_(nbr);
_stk_push_EXP_(exp);
_stk_push_CNT_(EXP); }
else
{ _stk_zap_EXP_();
_stk_peek_EXP_(dct);
_ag_set_DCT_VAL_(dct, tab);
_ag_set_DCT_DCT_(dct, _DCT_);
_DCT_ = dct;
_stk_poke_EXP_(tab);
_stk_zap_CNT_(); }}
static _NIL_TYPE_ exit_loop(_NIL_TYPE_)
{ SES_TAB[SES_IDX].res = _PICO_DONE_;
SES_TAB[SES_IDX].dct = _DCT_;
SES_TAB[SES_IDX].esc = _ESC_;
_stk_zap_EXP_();
_stk_zap_CNT_();
longjmp(SES_TAB[SES_IDX].exi, 1); }
/*----------------------------------------------------------------------------*/
static _NIL_TYPE_ INIC(_NIL_TYPE_)
{ _EXP_TYPE_ dct, exp, nbr, ltab, concreteTab, val;
_UNS_TYPE_ ctr, siz;
_stk_pop_EXP_(val);
_stk_pop_EXP_(nbr);
_stk_peek_EXP_(concreteTab);
siz = _ag_get_TAB_SIZ_(concreteTab);
ctr = _ag_get_NBU_(nbr);
_ag_set_TAB_EXP_(concreteTab, ctr, val);
if (ctr < siz)
{ nbr = _ag_succ_NBR_(nbr);
ctr = _ag_get_NBU_(nbr);
_stk_push_EXP_(nbr);
exp = _ag_get_TAB_EXP_(concreteTab, ctr);
_stk_push_EXP_(exp);
_stk_push_CNT_(EXP); }
else
{ _stk_zap_EXP_();
_stk_pop_EXP_(exp);
_stk_pop_EXP_(ltab);
_stk_peek_EXP_(dct);
_ag_set_DCT_VAL_(dct, ltab);
_ag_set_DCT_DCT_(dct, _DCT_);
_DCT_ = dct;
_ag_set_LTAB_CONCR_(ltab, concreteTab);
_ag_set_LTAB_LZEXP_(ltab, exp);
_ag_set_LTAB_DCT_(ltab, _DCT_);
_stk_poke_EXP_(ltab);
_stk_zap_CNT_(); }}
/*------------------------------------------------------------------------*/
static _NIL_TYPE_ IDX(_NIL_TYPE_)
{ _EXP_TYPE_ dct, exp, nbr, tab;
_TAG_TYPE_ tag;
_UNS_TYPE_ siz;
_stk_claim_();
_stk_pop_EXP_(nbr);
tag = _ag_get_TAG_(nbr);
if (tag == _NBR_TAG_)
{ siz = _ag_get_NBU_(nbr);
if (siz == 0)
{ _stk_zap_EXP_();
_stk_peek_EXP_(dct);
_ag_set_DCT_VAL_(dct, _EMPTY_);
_ag_set_DCT_DCT_(dct, _DCT_);
_DCT_ = dct;
_stk_poke_EXP_(_EMPTY_);
_stk_zap_CNT_(); }
else if (siz > 0)
{ _mem_claim_SIZ_(siz);
tab = _ag_make_TAB_(siz);
_stk_peek_EXP_(exp);
_stk_poke_EXP_(tab);
_stk_push_EXP_(exp);
_stk_push_EXP_(_ONE_);
_stk_push_EXP_(exp);
_stk_poke_CNT_(INI);
_stk_push_CNT_(EXP); }
else
_error_(_SIZ_ERROR_);}
else
_error_(_SIZ_ERROR_); }
/*------------------------------------------------------------------------*/
static _NIL_TYPE_ ATV(_NIL_TYPE_)
{ _EXP_TYPE_ act, arg, dct, exp, nbr, tab, val;
_CNT_TYPE_ cnt;
_UNS_TYPE_ ctr, siz;
_stk_claim_();
_stk_pop_EXP_(val);
_stk_pop_EXP_(nbr);
_stk_pop_EXP_(tab);
_stk_peek_EXP_(arg);
siz = _ag_get_TAB_SIZ_(arg);
ctr = _ag_get_NBU_(nbr);
_ag_set_TAB_EXP_(tab, ctr, val);
if (ctr < siz)
{ act = _ag_get_TAB_EXP_(arg, ctr+1);
_stk_push_EXP_(tab);
nbr = _ag_succ_NBR_(nbr);
_stk_push_EXP_(nbr);
_stk_push_EXP_(act);
_stk_push_CNT_(EXP); }
else
{ _stk_zap_EXP_();
_stk_pop_EXP_(dct);
_ag_set_DCT_VAL_(dct, tab);
_stk_zap_CNT_();
_stk_peek_CNT_(cnt);
if (cnt != RET)
{ _stk_peek_EXP_(exp);
_stk_poke_EXP_(_DCT_);
_stk_push_EXP_(exp);
_stk_push_CNT_(RET); }
_stk_push_CNT_(EXP);
_DCT_ = dct; }}
/*------------------------------------------------------------------------*/
static _NIL_TYPE_ BND(_NIL_TYPE_)
{ _EXP_TYPE_ act, arg, dct, exp, fun, frm, nam, nbr, par, val, xdc;
_CNT_TYPE_ cnt;
_TAG_TYPE_ tag;
_UNS_TYPE_ ctr, siz;
_stk_claim_();
_mem_claim_();
_stk_pop_EXP_(val);
_stk_pop_EXP_(dct);
_ag_set_DCT_VAL_(dct, val);
_stk_pop_EXP_(nbr);
_stk_pop_EXP_(arg);
siz = _ag_get_TAB_SIZ_(arg);
ctr = _ag_get_NBU_(nbr);
if (ctr == siz)
{ _stk_zap_EXP_();
_stk_zap_CNT_();
_stk_peek_CNT_(cnt);
if (cnt != RET)
{ _stk_peek_EXP_(exp);
_stk_poke_EXP_(_DCT_);
_stk_push_EXP_(exp);
_stk_push_CNT_(RET); }
_stk_push_CNT_(EXP);
_DCT_ = dct; }
else
{ _stk_peek_EXP_(par);
frm = _ag_get_TAB_EXP_(par, ++ctr);
act = _ag_get_TAB_EXP_(arg, ctr);
tag = _ag_get_TAG_(frm);
_stk_push_EXP_(arg);
nbr = _ag_succ_NBR_(nbr);
_stk_push_EXP_(nbr);
xdc = _ag_make_DCT_();
_stk_push_EXP_(xdc);
_ag_set_DCT_DCT_(xdc, dct);
switch (tag)
{ case _VAR_TAG_:
nam = _ag_get_VAR_NAM_(frm);
_ag_set_DCT_NAM_(xdc, nam);
_stk_push_EXP_(act);
_stk_push_CNT_(EXP);
break;
case _APL_TAG_:
fun = _ag_make_FUN_();
nam = _ag_get_APL_NAM_(frm);
arg = _ag_get_APL_ARG_(frm);
_ag_set_DCT_NAM_(xdc, nam);
_ag_set_FUN_NAM_(fun, nam);
_ag_set_FUN_ARG_(fun, arg);
_ag_set_FUN_EXP_(fun, act);
_ag_set_FUN_DCT_(fun, _DCT_);
_stk_push_EXP_(fun);
break;
default:
_error_(_IPM_ERROR_); }}}
/*------------------------------------------------------------------------*/
static _NIL_TYPE_ ATA(_NIL_TYPE_)
{ _EXP_TYPE_ act, apl, arg, dct, exp, fun, nam, nbr, par, tab;
_CNT_TYPE_ cnt;
_UNS_TYPE_ ctr, siz;
_mem_claim_();
fun = _ag_make_FUN_();
_stk_pop_EXP_(apl);
_stk_pop_EXP_(nbr);
_stk_pop_EXP_(tab);
_stk_pop_EXP_(arg);
_stk_peek_EXP_(dct);
siz = _ag_get_TAB_SIZ_(arg);
ctr = _ag_get_NBU_(nbr);
act = _ag_get_TAB_EXP_(arg, ctr);
nam = _ag_get_APL_NAM_(apl);
par = _ag_get_APL_ARG_(apl);
_ag_set_FUN_NAM_(fun, nam);
_ag_set_FUN_ARG_(fun, par);
_ag_set_FUN_EXP_(fun, act);
_ag_set_FUN_DCT_(fun, _DCT_);
_ag_set_TAB_EXP_(tab, ctr, fun);
if (ctr < siz)
{ _stk_push_EXP_(arg);
_stk_push_EXP_(tab);
nbr = _ag_succ_NBR_(nbr);
_stk_push_EXP_(nbr);
_stk_push_EXP_(apl); }
else
{ _ag_set_DCT_VAL_(dct, tab);
_stk_zap_EXP_();
_stk_zap_CNT_();
_stk_peek_CNT_(cnt);
if (cnt != RET)
{ _stk_peek_EXP_(exp);
_stk_poke_EXP_(_DCT_);
_stk_push_EXP_(exp);
_stk_push_CNT_(RET); }
_stk_push_CNT_(EXP);
_DCT_ = dct; }}
/*------------------------------------------------------------------------*/
_NIL_TYPE_ _eval_CAL_(_NIL_TYPE_)
{ _EXP_TYPE_ act, arg, dct, exp, frm, fun, nam, par, tab, xdc, xfu;
_CNT_TYPE_ cnt;
_TAG_TYPE_ tag, xtg;
_UNS_TYPE_ siz, xsz;
_stk_claim_();
_stk_peek_EXP_(arg);
tag = _ag_get_TAG_(arg);
if (tag != _TAB_TAG_)
{ _stk_zap_EXP_();
_stk_peek_EXP_(fun);
_error_msg_(_NAT_ERROR_, _ag_get_FUN_NAM_(fun)); }
siz = _ag_get_TAB_SIZ_(arg);
_mem_claim_SIZ_(siz);
_stk_pop_EXP_(arg);
if (siz == 0)
{ _stk_peek_EXP_(fun);
par = _ag_get_FUN_ARG_(fun);
tag = _ag_get_TAG_(par);
switch (tag)
{ case _VAR_TAG_:
case _APL_TAG_:
dct = _ag_make_DCT_();
par = _ag_get_FUN_ARG_(fun);
nam = _ag_get_VAR_NAM_(par);
_ag_set_DCT_NAM_(dct, nam);
_ag_set_DCT_VAL_(dct, _EMPTY_);
xdc = _ag_get_FUN_DCT_(fun);
_ag_set_DCT_DCT_(dct, xdc);
break;
case _TAB_TAG_:
xsz = _ag_get_TAB_SIZ_(par);
if (xsz == 0)
dct = _ag_get_FUN_DCT_(fun);
else
_error_msg_(_NMA_ERROR_, _ag_get_FUN_NAM_(fun));
break;
default:
_error_msg_(_IPM_ERROR_, _ag_get_FUN_NAM_(fun)); }
exp = _ag_get_FUN_EXP_(fun);
_stk_zap_CNT_();
_stk_peek_CNT_(cnt);
if (cnt != RET)
{ _stk_poke_EXP_(_DCT_);
_stk_push_EXP_(exp);
_stk_push_CNT_(RET); }
else
_stk_poke_EXP_(exp);
_stk_push_CNT_(EXP);
_DCT_ = dct; }
else
{ dct = _ag_make_DCT_();
_stk_peek_EXP_(fun);
par = _ag_get_FUN_ARG_(fun);
exp = _ag_get_FUN_EXP_(fun);
xdc = _ag_get_FUN_DCT_(fun);
tag = _ag_get_TAG_(par);
switch (tag)
{ case _VAR_TAG_:
nam = _ag_get_VAR_NAM_(par);
_ag_set_DCT_NAM_(dct, nam);
_ag_set_DCT_DCT_(dct, xdc);
_stk_poke_EXP_(exp);
_stk_push_EXP_(dct);
_stk_push_EXP_(arg);
tab = _ag_make_TAB_(siz);
act = _ag_get_TAB_EXP_(arg, 1);
_stk_push_EXP_(tab);
_stk_push_EXP_(_ONE_);
_stk_push_EXP_(act);
_stk_poke_CNT_(ATV);
_stk_push_CNT_(EXP);
break;
case _APL_TAG_:
nam = _ag_get_APL_NAM_(par);
_ag_set_DCT_NAM_(dct, nam);
_ag_set_DCT_DCT_(dct, xdc);
_stk_poke_EXP_(exp);
_stk_push_EXP_(dct);
_stk_push_EXP_(arg);
tab = _ag_make_TAB_(siz);
_stk_push_EXP_(tab);
_stk_push_EXP_(_ONE_);
_stk_push_EXP_(par);
_stk_poke_CNT_(ATA);
break;
case _TAB_TAG_:
xsz = _ag_get_TAB_SIZ_(par);
if (siz != xsz)
_error_msg_(_NMA_ERROR_, _ag_get_FUN_NAM_(fun));
frm = _ag_get_TAB_EXP_(par, 1);
xtg = _ag_get_TAG_(frm);
switch (xtg)
{ case _VAR_TAG_:
act = _ag_get_TAB_EXP_(arg, 1);
_stk_poke_EXP_(exp);
_stk_push_EXP_(par);
_stk_push_EXP_(arg);
_stk_push_EXP_(_ONE_);
nam = _ag_get_VAR_NAM_(frm);
_ag_set_DCT_NAM_(dct, nam);
_ag_set_DCT_DCT_(dct, xdc);
_stk_push_EXP_(dct);
_stk_push_EXP_(act);
_stk_poke_CNT_(BND);
_stk_push_CNT_(EXP);
break;
case _APL_TAG_:
xfu = _ag_make_FUN_();
par = _ag_get_FUN_ARG_(fun);
exp = _ag_get_FUN_EXP_(fun);
xdc = _ag_get_FUN_DCT_(fun);
act = _ag_get_TAB_EXP_(arg, 1);
frm = _ag_get_TAB_EXP_(par, 1);
_stk_poke_EXP_(exp);
_stk_push_EXP_(par);
_stk_push_EXP_(arg);
_stk_push_EXP_(_ONE_);
nam = _ag_get_APL_NAM_(frm);
arg = _ag_get_APL_ARG_(frm);
_ag_set_DCT_NAM_(dct, nam);
_ag_set_DCT_DCT_(dct, xdc);
_stk_push_EXP_(dct);
_ag_set_FUN_NAM_(xfu, nam);
_ag_set_FUN_ARG_(xfu, arg);
_ag_set_FUN_EXP_(xfu, act);
_ag_set_FUN_DCT_(xfu, _DCT_);
_stk_push_EXP_(xfu);
_stk_poke_CNT_(BND);
break;
default:
_error_msg_(_IPM_ERROR_, _ag_get_FUN_NAM_(fun)); }
break;
default:
_error_msg_(_IPM_ERROR_, _ag_get_FUN_NAM_(fun)); }}}
/*-------------------------------------------------------------------------*/
static _NIL_TYPE_ LREF(_NIL_TYPE_)
{ _EXP_TYPE_ dct, xdc, exp, nbr, tab, ltab, newtab, i;
_UNS_TYPE_ ctr, siz, pos;
_STR_TYPE_ iname;
_TAG_TYPE_ tag;
_stk_pop_EXP_(nbr);
_stk_peek_EXP_(ltab);
tab = _ag_get_LTAB_CONCR_(ltab);
tag = _ag_get_TAG_(tab);
if (TAB_tab[tag])
{ siz = _ag_get_TAB_SIZ_(tab);
tag = _ag_get_TAG_(nbr);
if (tag == _NBR_TAG_)
{ xdc = _ag_get_LTAB_DCT_(ltab);
pos = _ag_get_NBU_(nbr);
iname = "i";
_mem_claim_STR_(iname);
i = _env_make_NAM_(iname);
dct = _ag_make_DCT_();
_ag_set_DCT_NAM_(dct, i);
_ag_set_DCT_VAL_(dct, nbr);
_ag_set_DCT_DCT_(dct, xdc);
_stk_poke_EXP_(_DCT_);
_DCT_ = dct;
_stk_push_EXP_(tab);
if ((pos > 0) && (pos <= 1073741824)) // greatest positive number represented with 31 bits, greater are negative
{ if (pos > siz)
{ ctr = _ag_get_NBU_(nbr); // make the counter equal to pos
_mem_claim_SIZ_(ctr); // create a new concrete table
newtab = _ag_make_TAB_(ctr);
_ag_set_LTAB_CONCR_(ltab, newtab);
exp = _ag_make_LAZY_(); // fill the new concrete table
while (ctr > siz) { // first fill with <lazy> members
_ag_set_TAB_EXP_(newtab, ctr, exp);
ctr--; }
while (ctr > 0) { // now copy the concrete part
exp = _ag_get_TAB_EXP_(tab, ctr);
_ag_set_TAB_EXP_(newtab, ctr, exp);
ctr--; }
_stk_poke_EXP_(newtab);
}
_stk_peek_EXP_(newtab);
exp = _ag_get_TAB_EXP_(newtab, pos);
tag = _ag_get_TAG_(exp);
if (tag == _LAZY_TAG_) { // evaluate the expression
exp = _ag_get_LTAB_LZEXP_(ltab);
_stk_push_EXP_(nbr);
_stk_push_EXP_(exp);
_stk_poke_CNT_(ATL);
_stk_push_CNT_(EXP); }
else { // just return the value on this position
_stk_zap_EXP_();
_stk_peek_EXP_(_DCT_);
_stk_poke_EXP_(exp);
_stk_zap_CNT_(); }
}
else
_error_(_RNG_ERROR_); }
else
_error_(_IIX_ERROR_); }
else
_error_(_NAT_ERROR_); }
