/*----------------------------------------------------------------------------*/
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_(); }}
_NIL_TYPE_ _env_restore_(const _EXP_TYPE_ env)
{ _EXP_TYPE_ bot, top;
_UNS_TYPE_ adr, lwn, upn;
_DCT_ = _ag_get_ENV_DCT_(env);
bot = _ag_get_ENV_BOT_(env);
top = _ag_get_ENV_TOP_(env);
_STK_ = _ag_get_ENV_TAB_(env);
lwn = _ag_get_NBU_(bot);
upn = _ag_get_NBU_(top);
adr = (_UNS_TYPE_)_mem_cast_raw_(_STK_, _TAB_TAG_);
_EXP_ = adr + (lwn - 1)*_EXP_SIZE_;
_CNT_ = adr + (upn - 1)*_EXP_SIZE_; }
/*------------------------------------------------------------------------*/
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_ 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_); }}}
_NIL_TYPE_ _env_load_(const _EXP_TYPE_ env)
{ _EXP_TYPE_ bot, exp, stk, top;
_UNS_TYPE_ adr, idx, lwn, siz_1, siz_2, upn_1, upn_2;
siz_1 = _ag_get_TAB_SIZ_(_STK_); // jdk: stack sizes can differ
_DCT_ = _ag_get_ENV_DCT_(env);
bot = _ag_get_ENV_BOT_(env);
top = _ag_get_ENV_TOP_(env);
lwn = _ag_get_NBU_(bot);
upn_1 = _ag_get_NBU_(top);
stk = _ag_get_ENV_TAB_(env);
siz_2 = _ag_get_TAB_SIZ_(stk);
upn_2 = (siz_1 - siz_2 + upn_1);
for (idx = 1 ; idx <= lwn ; idx++)
{ exp = _ag_get_TAB_EXP_(stk, idx);
_ag_set_TAB_EXP_(_STK_, idx, exp); }
for (; idx < upn_2 ; idx++)
_ag_set_TAB_EXP_(_STK_, idx, _VOID_);
for (; idx <= siz_1 ; idx++)
{ exp = _ag_get_TAB_EXP_(stk, (idx + siz_2 - siz_1));
_ag_set_TAB_EXP_(_STK_, idx, exp); }
adr = (_UNS_TYPE_)_mem_cast_raw_(_STK_, _TAB_TAG_);
_EXP_ = adr + (lwn - 1)*_EXP_SIZE_;
_CNT_ = adr + (upn_2 - 1)*_EXP_SIZE_; }
/*------------------------------------------------------------------------*/
static _NIL_TYPE_ ATL(_NIL_TYPE_)
{ _EXP_TYPE_ val, nbr, concreteTab;
_UNS_TYPE_ pos;
_mem_claim_();
_stk_pop_EXP_(val);
_stk_pop_EXP_(nbr);
_stk_pop_EXP_(concreteTab);
_stk_peek_EXP_(_DCT_);
pos = _ag_get_NBU_(nbr);
_ag_set_TAB_EXP_(concreteTab, pos, val);
_stk_poke_EXP_(val);
_stk_zap_CNT_();
}
/*------------------------------------------------------------------------*/
static _NIL_TYPE_ RPL(_NIL_TYPE_)
{ _EXP_TYPE_ nbr, tab, val;
_UNS_TYPE_ ctr, siz;
_TAG_TYPE_ tag;
_stk_pop_EXP_(nbr);
_stk_pop_EXP_(val);
_stk_peek_EXP_(tab);
tag = _ag_get_TAG_(tab);
if (TAB_tab[tag])
{ siz = _ag_get_TAB_SIZ_(tab);
tag = _ag_get_TAG_(nbr);
if (tag == _NBR_TAG_)
{ ctr = _ag_get_NBU_(nbr);
if ((ctr > 0) && (ctr <= siz))
{ _ag_set_TAB_EXP_(tab, ctr, val);
_stk_zap_CNT_(); }
else
_error_(_RNG_ERROR_); }
else
_error_(_IIX_ERROR_); }
else
_error_(_NAT_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; }}
/*-------------------------------------------------------------------------*/
static _NIL_TYPE_ LRPL(_NIL_TYPE_)
{ _EXP_TYPE_ dct, arg, xdc, exp, nbr, tab, ltab, newtab, i;
_UNS_TYPE_ ctr, siz, pos;
_STR_TYPE_ iname;
_TAG_TYPE_ tag;
_stk_pop_EXP_(arg);
_stk_pop_EXP_(exp);
_stk_peek_EXP_(ltab);
tag = _ag_get_TAG_(arg);
if (tag == _VOI_TAG_) // Assign the new lazy expression
{ _ag_set_LTAB_LZEXP_(ltab, exp);
_ag_set_LTAB_DCT_(ltab, _DCT_);
_stk_zap_CNT_(); }
else if (TAB_tab[tag] && (_ag_get_TAB_SIZ_(arg) == 1)) // Assign new member of concrete part
{ tab = _ag_get_LTAB_CONCR_(ltab);
siz = _ag_get_TAB_SIZ_(tab);
nbr = _ag_get_TAB_EXP_(arg, 1);
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_(exp);
_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_pop_EXP_(tab);
_stk_peek_EXP_(exp);
_stk_poke_EXP_(tab);
_stk_push_EXP_(nbr);
_stk_push_EXP_(exp);
_stk_poke_CNT_(ATL);
_stk_push_CNT_(EXP);
}
else
_error_(_RNG_ERROR_); }
else
_error_(_IIX_ERROR_); }
else
_error_(_IAG_ERROR_); }